{"id":1317,"date":"2022-10-31T04:06:31","date_gmt":"2022-10-31T04:06:31","guid":{"rendered":"https:\/\/www.jayjaydream.com\/?p=1317"},"modified":"2022-10-31T04:07:32","modified_gmt":"2022-10-31T04:07:32","slug":"2020%e5%b9%b411%e6%9c%88%e8%bd%af%e8%80%83%e7%bd%91%e7%bb%9c%e8%a7%84%e5%88%92%e8%ae%be%e8%ae%a1%e5%b8%88%e4%b8%8a%e5%8d%88%e7%9c%9f%e9%a2%98%e5%8f%8a%e7%ad%94%e6%a1%88%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.jayjaydream.com\/?p=1317","title":{"rendered":"2020\u5e7411\u6708\u8f6f\u8003\u7f51\u7edc\u89c4\u5212\u8bbe\u8ba1\u5e08\u4e0a\u5348\u771f\u9898\u53ca\u7b54\u6848\u89e3\u6790"},"content":{"rendered":"

2020\u5e7411\u6708\u8f6f\u8003\u7f51\u7edc\u89c4\u5212\u8bbe\u8ba1\u5e08\u4e0a\u5348\u771f\u9898\u53ca\u7b54\u6848\u89e3\u6790<\/strong>
\n1\u3001\u5728\u652f\u6301\u591a\u7ebf\u7a0b\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u5047\u8bbe\u8fdb\u7a0bP\u521b\u5efa\u4e86\u7ebf\u7a0bT1\uff0cT2\uff0cT3\uff0c\u90a3\u4e48\u4e0b\u5217\u8bf4\u6cd5\u4e2d\uff0c\u6b63\u786e\u7684\u662f\uff081\uff09\u3002<\/p>\n

A.\u8be5\u8fdb\u7a0b\u4e2d\u5df2\u6253\u5f00\u7684\u6587\u4ef6\u662f\u4e0d\u80fd\u88abT1\uff0cT2\u548cT3\u5171\u4eab\u7684<\/p>\n

B.\u8be5\u8fdb\u7a0b\u4e2dT1\u7684\u6808\u6307\u9488\u662f\u4e0d\u80fd\u88abT2\u5171\u4eab\uff0c\u4f46\u53ef\u88abT3\u5171\u4eab<\/p>\n

C.\u8be5\u8fdb\u7a0b\u4e2dT1\u7684\u6808\u6307\u9488\u662f\u4e0d\u80fd\u88abT2\u548cT3\u5171\u4eab\u7684<\/p>\n

D.\u8be5\u8fdb\u7a0b\u4e2d\u67d0\u7ebf\u7a0b\u7684\u6808\u6307\u9488\u662f\u53ef\u4ee5\u88abT1\uff0cT2\u548cT3\u5171\u4eab\u7684<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u4e00\u4e2a\u7a0b\u5e8f\u6267\u884c\u6709\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u8fdb\u7a0b\uff0c\u4e00\u4e2a\u8fdb\u7a0b\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u7ebf\u7a0b\uff0c\u8fdb\u7a0b\u4e4b\u95f4\u76f8\u4e92\u72ec\u7acb\uff0c\u4f46\u540c\u4e00\u8fdb\u7a0b\u4e0b\u7684\u5404\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u5171\u4eab\u4ee3\u7801\u3001\u6570\u636e\u3001\u8fdb\u7a0b\u7a7a\u95f4\u3001\u6253\u5f00\u6587\u4ef6\uff0c\u8fdb\u7a0b\u5185\u7684\u7ebf\u7a0b\u95f4\u8d44\u6e90\u4e0d\u53ef\u5171\u4eab\u3002<\/p>\n

2\u3001\u5047\u8bbe\u67d0\u8ba1\u7b97\u673a\u7684\u5b57\u957f\u4e3a32\u4f4d\uff0c\u8be5\u8ba1\u7b97\u673a\u6587\u4ef6\u7ba1\u7406\u7cfb\u7edf\u78c1\u76d8\u7a7a\u95f4\u7ba1\u7406\u91c7\u7528\u4f4d\u793a\u56fe\uff0c\u8bb0\u5f55\u78c1\u76d8\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u82e5\u78c1\u76d8\u7684\u5bb9\u91cf\u4e3a300GB\uff0c\u7269\u7406\u5757\u7684\u5927\u5c0f\u4e3a4MB\uff0c\u90a3\u4e48\u4f4d\u793a\u56fe\u7684\u5927\u5c0f\u4e3a\uff082\uff09\u4e2a\u5b57\u3002<\/p>\n

A.2400<\/p>\n

B.3200<\/p>\n

C.6400<\/p>\n

D.9600<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u78c1\u76d8\u5bb9\u91cf\u4e3a300GB\uff0c\u7269\u7406\u5757\u5927\u5c0f\u4e3a4MB\uff0c\u5219\u7269\u7406\u5757\u4e2a\u6570\u4e3a300GB\/4MB=75*1024\u3002\u6bcf\u4e2a\u7269\u7406\u76d8\u5757\u5360\u75281\u4e2abit\u4f4d\u6765\u8868\u793a\u78c1\u76d8\u6709\u6ca1\u6709\u88ab\u5360\u7528\uff0c\u7cfb\u7edf\u4e2d1\u4e2a\u5b57\u662f32\u4f4d\uff0c\u6240\u4ee5\u4f4d\u793a\u56fe\u7684\u5b57\u5927\u5c0f\u4e3a75*1024\/32=2400\u3002<\/p>\n

\u5355\u4f4d\u6362\u7b97\uff1a\u7f51\u7edc\u91cc1K\u5c31\u662f1000\uff0c\u5b58\u50a8\u91cc1K\u5c31\u662f1024\u3002\u4f4d\u793a\u56fe\u8ba1\u7b97\u5206\u4e24\u6b65\uff1a<\/p>\n

\u2460\u78c1\u76d8\u5bb9\u91cf\/\u7269\u7406\u5757\u5927\u5c0f\uff0c\u5f97\u5230\u7269\u7406\u5757\u4e2a\u6570<\/p>\n

\u2461\u7269\u7406\u5757\u4e2a\u6570\/\u5b57\u957f\u4f4d\u6570\uff0c\u5f97\u5230\u4f4d\u793a\u56fe\u5927\u5c0f\uff0c\u56e0\u4e3a\u5b83\u95ee\u7684\u662f\u51e0\u4e2a\u5b57<\/p>\n

3\u3001\u5fae\u5185\u6838\uff0c\u63cf\u8ff0\u4e0d\u6b63\u786e\u7684\u662f\uff083\uff09\u3002<\/p>\n

A.\u5fae\u5185\u6838\u7cfb\u7edf\u7ed3\u6784\u6e05\u6670\uff0c\u5229\u4e8e\u63d0\u4f9b\u7cfb\u7edf\u7075\u6d3b\u6027<\/p>\n

B.\u5fae\u5185\u6838\u4ee3\u7801\u91cf\u5c11\uff0c\u6709\u826f\u597d\u7684\u79fb\u690d\u6027<\/p>\n

C.\u5fae\u5185\u6838\u6709\u826f\u597d\u7684\u4f38\u7f29\uff0c\u6269\u5c55\u6027<\/p>\n

D.\u5fae\u5185\u6838\u529f\u80fd\u4ee3\u7801\u53ef\u4ee5\u76f8\u4e92\u8c03\u7528\uff0c\u6027\u80fd\u9ad8<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u5fae\u5185\u6838\u662f\u628a\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u66f4\u591a\u7684\u529f\u80fd\u653e\u5230\u66f4\u9ad8\u5c42\u6b21\u4e2d\u533a\u8fd0\u884c\uff0c\u7559\u4e0b\u5c3d\u91cf\u5c0f\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\uff0c\u5b8c\u6210\u64cd\u4f5c\u7cfb\u7edf\u57fa\u672c\u7684\u529f\u80fd\uff0c\u79f0\u4e3a\u5fae\u5185\u6838\u6280\u672f\u3002<\/p>\n

\u4f18\u70b9\u662f\uff1a\u6613\u4e8e\u6269\u5c55\u3001\u6613\u4e8e\u63d0\u5347OS\u81f3\u4e00\u4e2a\u65b0\u7684\u4f53\u7cfb\u7ed3\u6784\uff08\u53ef\u79fb\u690d\u6027\u597d\uff09\u3001\u66f4\u53ef\u9760\uff08\u5185\u6838\u6a21\u5f0f\u4e2d\u8fd0\u884c\u7684\u4ee3\u7801\u66f4\u5c11\uff09\u3001\u66f4\u5b89\u5168\uff0c\u7f3a\u70b9\u662f\uff1a\u7528\u6237\u7a7a\u95f4\u4e0e\u5185\u6838\u7a7a\u95f4\u7684\u901a\u4fe1\u4ee3\u4ef7\u6bd4\u8f83\u9ad8\u3002\u5178\u578b\u5fae\u5185\u6838\u64cd\u4f5c\u7cfb\u7edf\u6709\uff1aWindows8\u3001WindowsNT\u3001MacOS\u3002<\/p>\n

4\u3001\u5206\u9875\u5185\u5b58\u7ba1\u7406\u7684\u6838\u5fc3\u662f\u5c06\u865a\u62df\u5185\u5b58\u7a7a\u95f4\u548c\u7269\u7406\u5185\u5b58\u7a7a\u95f4\u7686\u5212\u5206\u4e3a\u5927\u5c0f\u76f8\u540c\u7684\u9875\u9762\uff0c\u5e76\u4ee5\u9875\u9762\u4f5c\u4e3a\u5185\u5b58\u7a7a\u95f4\u7684\u6700\u5c0f\u5206\u914d\u5355\u4f4d\uff0c\u4e0b\u56fe\u7ed9\u51fa\u4e86\u5185\u5b58\u7ba1\u7406\u5355\u5143\u7684\u865a\u62df\u7269\u7406\u9875\u9762\u7ffb\u8bd1\u8fc7\u7a0b\uff0c\u5047\u8bbe\u9875\u9762\u5927\u5c0f\u4e3a4KB\uff0c\u90a3\u4e48CPU\u53d1\u51fa\u865a\u62df\u5730\u57400010000000001000\uff0c\u5176\u8bbf\u95ee\u7684\u7269\u7406\u5730\u5740\u662f\uff084\uff09\u3002<\/p>\n

A.1100000000000010<\/p>\n

B.0100000000000100<\/p>\n

C.1100000000000000<\/p>\n

D.1100000000001000<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u56fe\u7247\u7ed9\u51fa\u4e86\u865a\u62df\u5730\u5740\u5230\u7269\u7406\u5730\u5740\u7684\u6620\u5c04\u5173\u7cfb\uff0c\u9700\u8981\u7528\u5230\u9875\u8868\uff0c\u9875\u5185\u5730\u5740\u662f\u56fa\u5b9a\u7684\uff0c\u865a\u62df\u9875\u53f7\u6620\u5c04\u7269\u7406\u9875\u53f7\uff0c\u62fc\u63a5\u4e1a\u5185\u5730\u5740\u5f97\u5230\u7269\u7406\u5730\u5740\u3002\u4f46\u662f\u8981\u6ce8\u610f\u8fd9\u91cc\u7684\u865a\u62df\u9875\u53f7\u8981\u8f6c\u6362\u6210\u5341\u8fdb\u5236\uff0c\u7136\u540e\u53bb\u6620\u5c04\u7269\u7406\u9875\u53f7\u3002\u9898\u76ee\u4e2d\u8bf4\u9875\u9762\u5927\u5c0f\u4e3a4KB\uff0c\u4e5f\u5c31\u662f\u8bf4\u9875\u5185\u5730\u5740\u662f12\u4f4d\uff0c\u56e0\u6b64\u865a\u62df\u9875\u53f7\u4e3a0010\uff0c\u4e5f\u5c31\u662f2\uff0c\u6620\u5c04\u7269\u7406\u9875\u53f7\u5c31\u662f1100\u3002<\/p>\n

5\u3001\u4ee5\u4e0b\u5173\u4e8e\u8ba1\u7b97\u673a\u5185\u5b58\u7ba1\u7406\u7684\u63cf\u8ff0\u4e2d\uff0c\uff085\uff09\u5c5e\u4e8e\u6bb5\u9875\u5f0f\u5185\u5b58\u7ba1\u7406\u7684\u63cf\u8ff0\u3002<\/p>\n

A.\u4e00\u4e2a\u7a0b\u5e8f\u5c31\u662f\u4e00\u6bb5\uff0c\u4f7f\u7528\u57fa\u5740\u6781\u9650\u5bf9\u6765\u8fdb\u884c\u7ba1\u7406<\/p>\n

B.\u4e00\u4e2a\u7a0b\u5e8f\u5206\u4e3a\u9700\u8981\u56fa\u5b9a\u5927\u5c0f\u7684\u9875\u9762\uff0c\u4f7f\u7528\u9875\u8868\u8fdb\u884c\u7ba1\u7406<\/p>\n

C.\u7a0b\u5e8f\u6309\u903b\u8f91\u5206\u4e3a\u591a\u6bb5\uff0c\u6bcf\u4e00\u6bb5\u5185\u53c8\u8fdb\u884c\u5206\u9875\uff0c\u4f7f\u7528\u6bb5\u9875\u8868\u6765\u8fdb\u884c\u7ba1\u7406<\/p>\n

D.\u7a0b\u5e8f\u6309\u903b\u8f91\u5206\u6210\u591a\u6bb5\uff0c\u7528\u4e00\u7ec4\u57fa\u5740\u6781\u9650\u5bf9\u6765\u8fdb\u884c\u7ba1\u7406\u3001\u57fa\u5740\u6781\u9650\u5bf9\u5b58\u653e\u5728\u6bb5\u8868\u91cc<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u6bb5\u9875\u5f0f\u5b58\u50a8\u7ba1\u7406\u65b9\u5f0f\u5373\u5148\u5c06\u7528\u6237\u7a0b\u5e8f\u5206\u6210\u82e5\u5e72\u4e2a\u6bb5\uff0c\u518d\u628a\u6bcf\u4e2a\u6bb5\u5206\u6210\u82e5\u5e72\u4e2a\u9875\uff0c\u5e76\u4e3a<\/p>\n

\u6bcf\u4e00\u4e2a\u6bb5\u8d4b\u4e88\u4e00\u4e2a\u6bb5\u540d\u3002\u5185\u5b58\u5206\u6bb5\u7ba1\u7406\uff0c\u8981\u4f7f\u7528\u57fa\u5740\u6781\u9650\u5bf9\u3002\u6bb5\u9875\u5f0f\u5185\u5b58\u7ba1\u7406\u5305\u62ec\uff1a\u6bb5\u53f7\u3001\u9875\u53f7\u548c\u9875\u5185\u5730\u5740\u3002<\/p>\n

\u6bb5\u5f0f\u5b58\u50a8\u7ba1\u7406\uff1a<\/p>\n

\u6bb5\u9875\u5f0f\u5b58\u50a8\u7ba1\u7406\uff1a<\/p>\n

6\u3001\u8f6f\u4ef6\u6587\u6863\u53ef\u5206\u4e3a\u7528\u6237\u6587\u6863\u548c\uff086\uff09\uff0c\u5176\u4e2d\u7528\u6237\u6587\u6863\u4e3b\u8981\u63cf\u8ff0\uff08\/\uff09\u548c\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n

A.\u7cfb\u7edf\u6587\u6863<\/p>\n

B.\u9700\u6c42\u6587\u6863<\/p>\n

C.\u6807\u51c6\u6587\u6863<\/p>\n

D.\u5b9e\u73b0\u6587\u6863<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u7cfb\u7edf\u6587\u6863\u63cf\u8ff0\u7cfb\u7edf\u8bbe\u8ba1\u3001\u5b9e\u73b0\u548c\u6d4b\u8bd5\u6280\u672f\u65b9\u9762\u7684\u5185\u5bb9\u3002<\/p>\n

7\u3001\u8f6f\u4ef6\u6587\u6863\u53ef\u5206\u4e3a\u7528\u6237\u6587\u6863\u548c\uff08\/\uff09\uff0c\u5176\u4e2d\u7528\u6237\u6587\u6863\u4e3b\u8981\u63cf\u8ff0\uff087\uff09\u548c\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n

A.\u7cfb\u7edf\u5b9e\u73b0<\/p>\n

B.\u7cfb\u7edf\u8bbe\u8ba1<\/p>\n

C.\u7cfb\u7edf\u529f\u80fd<\/p>\n

D.\u7cfb\u7edf\u6d4b\u8bd5<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u7528\u6237\u6587\u6863\u63cf\u8ff0\u7cfb\u7edf\u529f\u80fd\u548c\u4f7f\u7528\u65b9\u6cd5\uff0c\u4e0d\u5173\u5fc3\u5982\u4f55\u5b9e\u73b0\u3002<\/p>\n

8\u3001\u4ee5\u4e0b\u5173\u4e8e\u654f\u6377\u5f00\u53d1\u65b9\u6cd5\u7279\u70b9\u7684\u53d9\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff088\uff09\u3002<\/p>\n

A.\u654f\u6377\u5f00\u53d1\u65b9\u6cd5\u662f\u9002\u5e94\u6027\u800c\u975e\u9884\u8bbe\u6027<\/p>\n

B.\u654f\u6377\u5f00\u53d1\u65b9\u6cd5\u662f\u9762\u5411\u8fc7\u7a0b\u7684\u800c\u975e\u9762\u5411\u4eba\u7684<\/p>\n

C.\u91c7\u7528\u8fed\u4ee3\u589e\u91cf\u5f0f\u7684\u5f00\u53d1\u8fc7\u7a0b\uff0c\u53d1\u884c\u7248\u672c\u5c0f\u578b\u5316<\/p>\n

D.\u654f\u6377\u5f00\u53d1\u5f3a\u8c03\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u76f8\u5173\u4eba\u5458\u4e4b\u95f4\u7684\u4fe1\u606f\u4ea4\u6d41<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u654f\u6377\u5f00\u53d1\u662f\u9762\u5411\u4eba\u7684\uff0c\u4e0d\u662f\u9762\u5411\u8fc7\u7a0b\u7684\u3002<\/p>\n

9\u3001\u67d0\u5382\u751f\u4ea7\u67d0\u79cd\u7535\u89c6\u673a\uff0c\u9500\u552e\u4ef7\u4e3a\u6bcf\u53f02500\u5143\uff0c\u53bb\u5e74\u7684\u603b\u9500\u552e\u91cf\u4e3a25000\u53f0\uff0c\u56fa\u5b9a\u6210\u672c\u603b\u989d\u4e3a250\u4e07\u5143\uff0c\u53ef\u53d8\u6210\u672c\u603b\u989d\u4e3a4000\u4e07\u5143\uff0c\u7a0e\u7387\u4e3a16%\uff0c\u5219\u8be5\u4ea7\u54c1\u5e74\u9500\u552e\u91cf\u7684\u76c8\u4e8f\u5e73\u8861\u70b9\u4e3a\uff089\uff09\u53f0\uff0c\uff08\u53ea\u6709\u5728\u5e74\u9500\u552e\u91cf\u8d85\u8fc7\u5b83\u65f6\u624d\u80fd\u6709\u76c8\u5229\uff09\u3002<\/p>\n

A.5000<\/p>\n

B.10000<\/p>\n

C.15000<\/p>\n

D.20000<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u5047\u8bbe\u9500\u552eX\u53f0\u624d\u6709\u5229\u6da6\uff0c\u5355\u4f4d\u4e3a\u4e07\u3002\u90a3\u4e48\u603b\u9500\u552e\u989d=0.25*X\uff0c\u56fa\u5b9a\u6210\u672c=250\u4e07\uff0c\u53ef\u53d8\u6210\u672c=4000\/25000*X\uff0c\u7a0e\u7387\u4e3a0.25*X*0.16\uff0c0.25*X=250+4000\/25000*X+0.25*X*0.16\uff0c\u89e3\u5f97X=5000\u3002<\/p>\n

10\u3001\u6309\u7167\u6211\u56fd\u8457\u4f5c\u6743\u6cd5\u7684\u6743\u5229\u4fdd\u62a4\u671f\uff0c\uff0810\uff09\u53d7\u5230\u6c38\u4e45\u4fdd\u62a4\u3002<\/p>\n

A.\u53d1\u8868\u6743<\/p>\n

B.\u4fee\u6539\u6743<\/p>\n

C.\u590d\u5236\u6743<\/p>\n

D.\u53d1\u884c\u6743<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u6bcf\u5e74\u8003\u8bd5\u7684\u7b2c10\u9898\u8003\u77e5\u8bc6\u4ea7\u6743\u3002\u6211\u56fd\u300a\u8457\u4f5c\u6743\u6cd5\u300b\u89c4\u5b9a\u4f5c\u8005\u7684\u7f72\u540d\u6743\u3001\u4fee\u6539\u6743\u548c\u4fdd<\/p>\n

\u62a4\u4f5c\u54c1\u5b8c\u6574\u6743\u4e0d\u53d7\u65f6\u95f4\u9650\u5236\uff0c\u5176\u4ed6\u6743\u5229\u4e3a\u4f5c\u8005\u7ec8\u751f\u53ca\u6b7b\u540e\u768450\u5e74\u3002<\/p>\n

11\u3001\u5728ADSL\u63a5\u5165\u7f51\u4e2d\u901a\u5e38\u91c7\u7528\u79bb\u6563\u591a\u97f3\u9891\uff08DMT\uff09\u6280\u672f\uff0c\u4ee5\u4e0b\u5173\u4e8eDMT\u7684\u53d9\u8ff0\u4e2d\uff0c\u6b63\u786e\u7684\u662f\uff0811\uff09\u3002<\/p>\n

A.DMT\u91c7\u7528\u9891\u5206\u591a\u8def\u6280\u672f\u5c06\u7535\u8bdd\u4fe1\u9053\uff0c\u4e0a\u884c\u4fe1\u9053\u548c\u4e0b\u884c\u4fe1\u9053\u5206\u79bb<\/p>\n

B.DMT\u53ef\u4ee5\u628a\u4e00\u6761\u7535\u8bdd\u7ebf\u8def\u5212\u5206\u6210256\u4e2a\u5b50\u4fe1\u9053\uff0c\u6bcf\u4e2a\u4fe1\u9053\u5e26\u5bbd\u4e3a8.0kHz<\/p>\n

C.DMT\u76ee\u7684\u662f\u4f9d\u636e\u5b50\u4fe1\u9053\u8d28\u91cf\u5206\u914d\u4f20\u8f93\u6570\u636e\uff0c\u4f18\u5316\u4f20\u8f93\u6027\u80fd<\/p>\n

D.DMT\u53ef\u4ee5\u5206\u79bb\u62e8\u51fa\u4e0e\u62e8\u5165\u7684\u4fe1\u53f7\uff0c\u4f7f\u5f97\u4e0a\u4e0b\u884c\u4fe1\u9053\u5171\u7528\u9891\u7387<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aADSL\u5229\u7528\u9891\u5206\u590d\u7528\u6280\u672f\u5c06\u7535\u8bdd\u7ebf\u5206\u6210\u4e86\u4e09\u4e2a\u72ec\u7acb\u901a\u9053\uff1a\u7535\u8bdd\u3001\u4e0a\u884c\u548c\u4e0b\u884c\uff0c\u8fd9\u662fADSL<\/p>\n

\u6280\u672f\uff0c\u4e0d\u662fDMT\u5b9e\u73b0\u7684\uff0c\u6545A\u4e0d\u6b63\u786e\u3002<\/p>\n

DMT\u6280\u672f\uff0c\u8fdb\u884c\u5b50\u4fe1\u9053\u5212\u5206\uff0c\u5c06\u7535\u8bdd\u5206\u6210256\u4e2a\u5b50\u4fe1\u9053\uff0c\u6bcf\u4e2a\u4fe1\u9053\u5e26\u5bbd\u4e3a4.0kHz\uff0c\u6545B\u4e0d\u6b63\u786e\u3002<\/p>\n

\u5728DMT\u8c03\u5236\u6280\u672f\u4e2d\uff0c\u4e3a\u4e86\u83b7\u5f97\u8f83\u597d\u7684\u4f20\u8f93\u6027\u80fd\uff0c\u9700\u8981\u6839\u636e\u5404\u4e2a\u5b50\u4fe1\u9053\u4e0d\u540c\u7684\u4fe1\u566a\u6bd4\u60c5\u51b5\u6765\u8c03\u6574\u5b83\u4eec\u7684\u6bd4\u7279\u6570\uff0c\u6545C\u6b63\u786e\uff1b<\/p>\n

DMT\u6280\u672f\u4e2d\u4e0a\u4e0b\u884c\u4fe1\u9053\u4e0d\u80fd\u5171\u7528\u9891\u7387\uff0c4kHz\u4ee5\u4e0b\u7528\u4e8e\u4f20\u9001\u7535\u8bdd\u4e1a\u52a1\uff0c20-138kHz\u7528\u4e8e\u4f20\u9001\u4e0a\u884c\u4fe1\u53f7\uff0c138-1.1MHz\u7528\u4e8e\u4f20\u9001\u4e0b\u884c\u4fe1\u53f7\uff0c\u6545D\u4e0d\u6b63\u786e\u3002<\/p>\n

12\u3001\u6309\u7167\u540c\u6b65\u5149\u7ea4\u7f51\u4f20\u8f93\u6807\u51c6\uff08SONET\uff09\uff0cOC-3\u7684\u6570\u636e\u901f\u7387\u4e3a\uff0812\uff09Mb\/s\u3002<\/p>\n

A.150.336<\/p>\n

B.155.520<\/p>\n

C.622.080<\/p>\n

D.2488.320<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a \u901f\u7387\u8868\u5982\u4e0b\u3002<\/p>\n

13\u3001\u5149\u7ea4\u4f20\u8f93\u6d4b\u8bd5\u6307\u6807\u4e2d\uff0c\u56de\u6ce2\u635f\u8017\u662f\u6307\uff0813\uff09\u3002<\/p>\n

A.\u4f20\u8f93\u6570\u636e\u65f6\u7ebf\u5bf9\u95f4\u4fe1\u53f7\u7684\u76f8\u4e92\u4fb5\u6270<\/p>\n

B.\u4f20\u8f93\u8ddd\u79bb\u5f15\u8d77\u7684\u53cd\u5c04\u7aef\u7684\u80fd\u91cf\u4e0e\u63a5\u6536\u7aef\u7684\u80fd\u91cf\u5dee<\/p>\n

C.\u5149\u4fe1\u53f7\u901a\u8fc7\u6d3b\u52a8\u8fde\u63a5\u5668\u540e\u529f\u7387\u7684\u51cf\u5c11<\/p>\n

D.\u4fe1\u53f7\u53cd\u5c04\u5f15\u8d77\u7684\u8870\u51cf<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aA\u8bf4\u7684\u662f\u7535\u78c1\u4fe1\u53f7\uff0c\u6bd4\u5982\u53cc\u7ede\u7ebf\uff0c\u7531\u4e8e\u94dc\u7ebf\u95f4\u5b58\u5728\u4fe1\u53f7\u4e32\u6270\uff0c\u6240\u4ee5\u8981\u7ede\u5408\u8d77\u6765\uff0c\u964d\u4f4e\u4e32\u6270\u3002\u56de\u6ce2\u635f\u8017\u4e5f\u53eb\u53cd\u5c04\u635f\u8017\uff0c\u4e00\u822c\u6307\u8fde\u63a5\u5934\u7684\u53cd\u5c04\u635f\u8017\uff0c\u8981\u6c42\u5927\u4e8e40dB\u3002C\u8bf4\u7684\u662f\u63d2\u5165\u635f\u8017\uff0c\u56de\u6ce2\u635f\u8017\u8d8a\u5927\uff0c\u8bf4\u660e\u53cd\u5c04\u540e\u5f97\u80fd\u91cf\u8d8a\u5c0f\uff0c\u5bf9\u4fe1\u53f7\u7684\u5f71\u54cd\u4e5f\u8d8a\u5c0f\u3002<\/p>\n

14\u3001\u4ee5100Mb\/s\u4ee5\u592a\u7f51\u8fde\u63a5\u7684\u7ad9\u70b9A\u548cB\u76f8\u8ddd2000m\uff0c\u901a\u8fc7\u505c\u7b49\u673a\u5236\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u4f20\u64ad\u901f\u5ea6\u4e3a200m\/us\uff0c\u6700\u9ad8\u7684\u6709\u6548\u4f20\u8f93\u901f\u7387\u4e3a\uff0814\uff09Mb\/s\u3002<\/p>\n

A.80.8<\/p>\n

B.82.9<\/p>\n

C.90.1<\/p>\n

D.92.3<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u4ee5\u592a\u7f51\u6570\u636e\u5e27\u6700\u59271518\u5b57\u8282\uff0c\u6700\u5c0f64\u5b57\u8282\u3002\u505c\u7b49\u673a\u5236\u8bf4\u7684\u5c31\u662f\uff0c\u53d1\u9001\u65b9\u628a\u6570\u636e\u53d1\u8fc7\u53bb\uff0c\u8981\u505c\u4e0b\u6765\u4e0d\u80fd\u518d\u53d1\u4e86\uff0c\u8981\u7b49\u63a5\u6536\u65b9\u53d1\u786e\u8ba4\u5e27\uff0c\u6536\u5230\u4e4b\u540e\u518d\u53d1\u3002\u8fd9\u91cc\u9700\u8981\u8ba1\u7b97\u4e24\u4e2a\u65f6\u95f4\uff0c\u4e00\u4e2a\u662f\u53d1\u9001\u65f6\u95f4\uff0c\u4e00\u4e2a\u662f\u4f20\u8f93\u65f6\u95f4\u3002<\/p>\n

\u4ee5\u592a\u7f51\u6570\u636e\u5e27\u6700\u5927\u4e3a1518\u5b57\u8282\uff0c\u59d1\u4e14\u6309\u6700\u5927\u5e27\u8ba1\u7b97\uff0c\u5219\u5e27\u53d1\u9001\u65f6\u95f4\uff1a<\/p>\n

1518*8\/100mb\/s=121.44us<\/p>\n

\u6570\u636e\u5e27\u4f20\u64ad\u65f6\u95f4=2000m\/(200m\/us)=10us\u9898\u76ee\u6307\u51fa\u91c7\u7528\u505c\u7b49\u4f20\u8f93\u673a\u5236\uff0c\u5373\u6536\u5230\u786e\u8ba4\u5e27\u540e\u518d\u53d1\u4e0b\u4e00\u5e27\uff0c\u786e\u8ba4\u5e27\u662f64B\uff0c\u5219\u786e\u8ba4\u5e27\u53d1\u9001\u65f6\u95f4\uff1a64*8\/100Mb\/s=5.12us<\/p>\n

\u603b\u65f6\u95f4\uff1a121.44us+5.12us+10us+10us=146.56us\u5219\u6709\u6548\u901f\u7387\u4e3a\uff1a1518*8\/146.56=82.9Mb\/s\uff08\u76f4\u63a5\u75281518\uff0c\u4e0d\u7528\u8003\u8651MTU\u9759\u8f7d\u83771500\uff09\uff0c\u6545\u9009B\u3002<\/p>\n

15\u3001\u4e0b\u9762\u662f100BASE-TX\u6807\u51c6\u4e2dMLT-3\u7f16\u7801\u7684\u6ce2\u5f62\uff0c\u51fa\u9519\u7684\u662f\u7b2c\uff0815\uff09\u4f4d\uff0c\u4f20\u9001\u7684\u4fe1\u606f\u7f16\u7801\u4e3a\uff08\/\uff09\u3002<\/p>\n

A.3<\/p>\n

B.4<\/p>\n

C.5<\/p>\n

D.6<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aMLT-3\u8ddfNRZI\u7801\u7c7b\u4f3c\uff0c\u90471\u8df3\u53d8\uff0c\u90470\u4fdd\u6301\u4e0d\u53d8\uff0cMLT-3\u7f16\u7801\u89c4\u5219\uff1a<\/p>\n

\uff081\uff09\u5982\u679c\u4e0b\u4e00\u8f93\u5165\u4e3a0\uff0c\u5219\u7535\u5e73\u4fdd\u6301\u4e0d\u53d8\uff1b<\/p>\n

\uff082\uff09\u5982\u679c\u4e0b\u4e00\u8f93\u5165\u662f1\uff0c\u5219\u4ea7\u751f\u8df3\u53d8\uff0c\u4f46\u53c8\u5206\u4e24\u79cd\u60c5\u51b5\uff1a\u5982\u679c\u524d\u4e00\u8f93\u5165\u662f+1\u6216-1\uff0c\u5219\u4e0b\u4e00\u8f93\u51fa\u4e3a0\uff0c\u5982\u679c\u524d\u4e00\u8f93\u51fa\u662f0\uff0c\u5176\u4fe1\u53f7\u6781\u6027\u548c\u6700\u8fd1\u4e00\u4e2a\u975e0\u76f8\u53cd\u3002\u901a\u8fc7\u89c2\u5bdf\u7b2c\u4e8c\u4e2a\u7535\u5e73\u6709\u53d8\u5316\uff0c\u7ed3\u5408\u7b2c\u4e00\u4e2a\u89c4\u5219\uff0c\u5224\u5b9a\u7b2c\u4e8c\u4e2a\u4f4d\u80af\u5b9a\u8868\u793a1\uff0c\u6392\u9664BD\uff1b\u90a3\u4e48AC\u9009\u54ea\u4e2a\uff1f\u4ee3\u5165\u8fdb\u884c\u5c1d\u8bd5\u5373\u53ef\u3002<\/p>\n

16\u3001\u4e0b\u9762\u662f100BASE-TX\u6807\u51c6\u4e2dMLT-3\u7f16\u7801\u7684\u6ce2\u5f62\uff0c\u51fa\u9519\u7684\u662f\u7b2c\uff08\/\uff09\u4f4d\uff0c\u4f20\u9001\u7684\u4fe1\u606f\u7f16\u7801\u4e3a<\/p>\n

\uff0816\uff09\u3002<\/p>\n

A.1111111<\/p>\n

B.0000000<\/p>\n

C.0101010<\/p>\n

D.1010101<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u8003MLT-3\u7f16\u7801\u89c4\u5219\uff0c\u6309\u7167\u89c4\u5219\u505a\u5373\u53ef\u3002<\/p>\n

17\u3001\u4ee5\u4e0b\u5173\u4e8eHDLC\u534f\u8bae\u7684\u53d9\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0817\uff09\u3002<\/p>\n

A.\u63a5\u6536\u5668\u6536\u5230\u4e00\u4e2a\u6b63\u786e\u7684\u4fe1\u606f\u5e27\uff0c\u82e5\u987a\u5e8f\u53f7\u5728\u63a5\u6536\u7a97\u53e3\u5185\uff0c\u5219\u53ef\u53d1\u56de\u786e\u8ba4\u5e27<\/p>\n

B.\u53d1\u9001\u5668\u6bcf\u63a5\u6536\u5230\u4e00\u4e2a\u786e\u8ba4\uff0c\u5c31\u628a\u7a97\u53e3\u5411\u524d\u6ed1\u52a8\u5230\u786e\u8ba4\u5e8f\u53f7\u5904<\/p>\n

C.\u5982\u679c\u4fe1\u606f\u5e27\u7684\u63a7\u5236\u5b57\u6bb5\u662f8\u4f4d\uff0c\u5219\u53d1\u9001\u987a\u5e8f\u53f7\u7684\u53d6\u503c\u8303\u56f4\u662f0-127D.\u4fe1\u606f\u5e27\u548c\u7ba1\u7406\u5e27\u7684\u63a7\u5236\u5b57\u6bb5\u90fd\u5305\u542b\u786e\u8ba4\u987a\u5e8f\u53f7<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aHDLC\u4fdd\u62a4\u4e09\u7c7b\u5e27\uff1a\u4fe1\u606f\u5e27\uff08I\u5e27\uff09\u3001\u7ba1\u7406\u76d1\u63a7\u5e27\uff08S\u5e27\uff09\u3001\u65e0\u5e8f\u53f7\u5e27\uff08U\u5e27\uff09\u3002\u4fe1\u606f\u5e27\uff1a\u7528\u4e8e\u4f20\u9001\u7528\u6237\u6570\u636e\uff0c\u5305\u542bN\uff08S\uff09\u548cN\uff08R\uff09\uff0c\u5176\u4e2dN\uff08S\uff09\u7528\u4e8e\u5b58\u653e\u53d1\u9001\u5e27\u5e8f\u53f7\uff0cN\uff08R\uff09\u7528\u4e8e\u5b58\u653e\u4e0b\u4e00\u4e2a\u9884\u671f\u8981\u63a5\u6536\u5e27\u7684\u5e8f\u53f7\uff08\u4e5f\u662f\u786e\u8ba4\u5e27\uff09\uff0c\u5982\u679c\u4fe1\u606f\u5e27\u63a7\u5236\u5b57\u6bb5\u662f8\u4f4d\uff0c\u90a3\u4e48N\uff08S\uff09\u548cN\uff08R\uff09\u53d6\u503c\u4e3a0-127\uff0c\u800cC\u9009\u9879\u8868\u8ff0\u7684\u662fN\uff08S\uff09\u53d6\u503c\uff0c\u6545\u4e0d\u5bf9\u3002<\/p>\n

\u7ba1\u7406\u76d1\u63a7\u5e27\uff08S\u5e27\uff09\uff1a\u7528\u4e8e\u5dee\u9519\u63a7\u5236\u548c\u6d41\u91cf\u76d1\u63a7\uff0c\u5305\u542bN\uff08R\uff09\uff08\u4e5f\u662f\u786e\u8ba4\u5e27\uff09\u3002\u65e0\u7f16\u53f7\u5e27\uff1a\u4e5f\u79f0\u4e3aU\u5e27\uff0c\u4e3b\u8981\u7528\u4e8e\u94fe\u8def\u5efa\u7acb\u3001\u62c6\u9664\u4ee5\u53ca\u5176\u4ed6\u63a7\u5236\u529f\u80fd\uff0c\u6709\u65f6\u4e5f\u53ef\u4ee5\u627f\u8f7d\u6570\u636e\u3002\u5176\u63a7\u5236\u5b57\u6bb5\u4e0d\u5305\u542b\u7f16\u53f7N\uff08S\uff09\u548cN\uff08R\uff09\u5e27\u3002\u4fe1\u606f\u5e27\u548c\u65e0\u7f16\u53f7\u5e27\u53ef\u4ee5\u7528\u4e8e\u4f20\u8f93\u6570\u636e\u3002\u4fe1\u606f\u5e27\u548c\u7ba1\u7406\u5e27\u5305\u542b\u786e\u8ba4\u5e27\u3002<\/p>\n

18\u3001\u4ee5\u4e0b\u5173\u4e8e1000Base-T\u7684\u53d9\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0818\uff09\u3002<\/p>\n

A.\u6700\u957f\u6709\u6548\u8ddd\u79bb\u4e3a100\u7c73<\/p>\n

B.\u4f7f\u75285\u7c7bUTP\u4f5c\u4e3a\u7f51\u7edc\u4f20\u8f93\u4ecb\u8d28<\/p>\n

C.\u652f\u6301\u5e27\u7a81\u53d1<\/p>\n

D.\u5c5e\u4e8eIEEE802.3ae\u5b9a\u4e49\u76844\u79cd\u5343\u5146\u4ee5\u592a\u7f51\u6807\u51c6\u4e4b\u4e00<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u5343\u5146\u4ee5\u592a\u7f51\u53ea\u6709\u4e24\u4e2a\u6807\u51c6\uff0c802.3z\u548c802.3ab\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c1000BASE-T\u5c5e\u4e8e802.3ab\u3002<\/p>\n

19\u30016\u4e2a\u901f\u7387\u4e3a64Kb\/s\u7684\u7528\u6237\u6309\u7167\u540c\u6b65\u65f6\u5206\u591a\u8def\u590d\u7528\u6280\u672f\uff08TDM\uff09\u590d\u7528\u5230\u4e00\u6761\u5e72\u7ebf\u4e0a\uff0c\u82e5\u591a\u4e2a\u7528\u6237\u5e73\u5747\u6548\u7387\u4e3a80%\uff0c\u5e72\u7ebf\u5f00\u95004%\uff0c\u5219\u5e72\u7ebf\u901f\u7387\u4e3a\uff0819\uff09Kb\/s\u3002<\/p>\n

A.160<\/p>\n

B.307.2<\/p>\n

C.320<\/p>\n

D.400<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u5e72\u7ebf\u901f\u7387\u8ba1\u7b97\uff1a(64*6*80%)\/(1-4%)=320Kbps\u3002<\/p>\n

20\u3001MIMO\u6280\u672f\u57285G\u4e2d\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u4ee5\u4e0b\u4e0d\u5c5e\u4e8eMIMO\u529f\u80fd\u7684\u662f\uff0820\uff09\u3002<\/p>\n

A.\u6536\u53d1\u5206\u79bb<\/p>\n

B.\u7a7a\u95f4\u590d\u7528<\/p>\n

C.\u8d4b\u5f62\u6297\u5e72\u6270D.\u7528\u6237\u5b9a\u4f4d<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aMIMO\u662f\u591a\u6536\u591a\u53d1\uff0c\u4ece802.11n\u5f00\u59cb\u5c31\u4f7f\u7528MIMO\u4e86\uff0c\u901f\u7387\u8fbe\u5230\u4e86600M\uff0c802.11g\u662f54M\uff0c\u6536\u53d1\u5206\u79bb\uff0c\u591a\u6839\u5929\u7ebf\u3002\u5b9a\u4f4d\u81f3\u5c11\u9700\u89813\u4e2aAP\u6216\u57fa\u7ad9\uff0cMIMO\u662f\u7528\u6765\u63d0\u9ad8\u901f\u7387\u7684\uff0c\u4e0d\u80fd\u5b9a\u4f4d\u3002<\/p>\n

21\u3001\u4ee5\u4e0b\u5173\u4e8e\u533a\u5757\u94fe\u5e94\u7528\u7cfb\u7edf\u4e2d\u201c\u6316\u77ff\u201d\u884c\u4e3a\u7684\u63cf\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0821\uff09\u3002<\/p>\n

A.\u201c\u6316\u77ff\u201d\u53d6\u5f97\u533a\u5757\u94fe\u7684\u8bb0\u8d26\u6743\uff0c\u540c\u65f6\u83b7\u5f97\u4ee3\u5e01\u5956\u52b1<\/p>\n

B.\u201c\u6316\u77ff\u201d\u672c\u8d28\u4e0a\u662f\u5728\u5c1d\u8bd5\u8ba1\u7b97\u4e00\u4e2aHash\u78b0\u649e<\/p>\n

C.\u201c\u6316\u77ff\u201d\u662f\u4e00\u79cd\u5de5\u4f5c\u91cf\u8bc1\u660e\u673a\u5236<\/p>\n

D.\u53ef\u4ee5\u9632\u6b62\u6bd4\u7279\u5e01\u7684\u53cc\u82b1\u653b\u51fb<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u533a\u5757\u94fe\u662f\u53bb\u4e2d\u5fc3\u5316\uff0c\u901a\u8fc7P2P\u7f51\u7edc\u505a\u4e92\u8054\u3002\u53cc\u82b1\u5373\u53cc\u91cd\u652f\u4ed8\uff0c\u66f4\u76f4\u767d\u70b9\u5c31\u662f\u4e00\u7b14\u8d44\u91d1\u88ab\u82b1\u8d39\u4e86\u4e24\u6b21\u3002\u6bd4\u7279\u5e01\u7684UTXO\u673a\u5236\u3001\u65f6\u95f4\u6233\u548c\u533a\u5757\u94fe\u7684\u5171\u8bc6\u673a\u5236\u90fd\u80fd\u6709\u6548\u5e94\u5bf9\u53cc\u82b1\u653b\u51fb\u3002<\/p>\n

22\u3001\u5e7f\u57df\u7f51\u53ef\u4ee5\u63d0\u4f9b\u9762\u5411\u8fde\u63a5\u548c\u65e0\u8fde\u63a5\u4e24\u79cd\u670d\u52a1\u6a21\u5f0f\uff0c\u5bf9\u5e94\u4e8e\u4e24\u79cd\u670d\u52a1\u6a21\u5f0f\uff0c\u5e7f\u57df\u7f51\u6709\u865a\u7535\u8def\u548c\u6570\u636e\u62a5\u4e24\u79cd\u4f20\u8f93\u65b9\u5f0f\uff0c\u4ee5\u4e0b\u5173\u4e8e\u865a\u7535\u8def\u548c\u6570\u636e\u62a5\u7684\u53d9\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0822\uff09\u3002<\/p>\n

A.\u865a\u7535\u8def\u7684\u65b9\u5f0f\u4e2d\u6bcf\u4e2a\u6570\u636e\u5206\u7ec4\u90fd\u6ca1\u6709\u6e90\u7aef\u548c\u76ee\u7684\u7aef\u7684\u5730\u5740\uff0c\u800c\u6570\u636e\u62a5\u65b9\u5f0f\u5219\u4e0d\u7136<\/p>\n

B.\u5bf9\u4e8e\u4f1a\u8bdd\u4fe1\u606f\uff0c\u6570\u636e\u62a5\u65b9\u5f0f\u4e0d\u5b58\u50a8\u72b6\u6001\u4fe1\u606f\uff0c\u800c\u865a\u7535\u8def\u65b9\u5f0f\u5bf9\u4e8e\u5efa\u7acb\u597d\u7684\u6bcf\u6761\u865a\u7535\u8def\u90fd\u8981\u6c42\u5360\u6709\u865a\u7535\u8def\u8868\u7a7a\u95f4<\/p>\n

C.\u6570\u636e\u62a5\u65b9\u5f0f\u5bf9\u6bcf\u4e2a\u5206\u7ec4\u72ec\u7acb\u9009\u62e9\u8def\u7531\uff0c\u800c\u865a\u7535\u8def\u65b9\u5f0f\u5728\u865a\u7535\u8def\u5efa\u7acb\u597d\u540e\uff0c\u8def\u7531\u5c31\u5df2\u786e\u5b9a\uff0c\u6240\u6709\u5206\u7ec4\u90fd\u7ecf\u8fc7\u6b64\u8def\u7531<\/p>\n

D.\u6570\u636e\u62a5\u65b9\u5f0f\u4e2d\uff0c\u5206\u7ec4\u5230\u8fbe\u76ee\u7684\u5730\u53ef\u80fd\u5931\u5e8f\uff0c\u800c\u865a\u7535\u8def\u65b9\u5f0f\u4e2d\uff0c\u5206\u7ec4\u4e00\u5b9a\u6709\u5e8f\u5230\u8fbe\u76ee\u7684\u5730<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u4ea4\u6362\u65b9\u5f0f\u6709\u4e09\u79cd\u3002\u7535\u8def\u4ea4\u6362\uff1a\u7535\u4fe1\u7684\u4f20\u7edf\u7535\u8bdd\uff0c\u72ec\u5360\u8d44\u6e90\uff0c\u5982\u679c\u6709\u4eba\u7ed9\u4f60\u6253\u7535\u8bdd\uff0c\u4f60\u6ca1\u6709\u6302\u65ad\uff0c\u53e6\u5916\u4e00\u4e2a\u4eba\u80af\u5b9a\u63a5\u4e0d\u8fdb\u53bb\u3002\u62a5\u6587\u4ea4\u6362\uff1a\u7c7b\u4f3c\u5feb\u9012\uff0c\u5c06\u5b8c\u6574\u6570\u636e\u4e00\u8df3\u4e00\u8df3\u8fdb\u884c\u4f20\u9001\u3002\u5206\u7ec4\u4ea4\u6362\uff1a\u5c06\u539f\u59cb\u6570\u636e\u8fdb\u884c\u62c6\u6563\uff0c\u4e00\u8df3\u4e00\u8df3\u8fdb\u884c\u4f20\u9001\u3002\u865a\u7535\u8def\uff08X.25\u3001FR\u3001ATM\uff09\uff1a\u4f20\u9001\u6570\u636e\u4e4b\u524d\u5148\u5efa\u7acb\u865a\u7535\u8def\uff0c\u4ee5\u540e\u6570\u636e\u90fd\u901a\u8fc7\u865a\u7535\u8def\u8fdb\u884c\u4f20\u9001\uff0c\u8def\u5f84\u4fdd\u6301\u4e00\u76f4\u3002\u6570\u636e\u62a5\uff08IP\uff09\uff1a\u4f20\u9001\u4e4b\u524d\u4e0d\u7528\u5efa\u7acb\u865a\u7535\u8def\uff0c\u6570\u636e\u5230\u5e95\u76ee\u7684\u53ef\u8d70\u591a\u6761\u8def\u5f84\u3002\u865a\u7535\u8def\u65b9\u5f0f\u6709\u4e00\u5f20\u865a\u7535\u8def\u6620\u5c04\u8868\uff0cDLCI\u53f7\u3002\u6570\u636e\u62a5\u65b9\u5f0f\u8981\u4fdd\u5b58\u8def\u7531\u8868\u3002<\/p>\n

23\u3001\u5728\u5149\u7ea4\u901a\u4fe1\u4e2d\uff0cWDM\u5b9e\u9645\u4e0a\u662f\uff0823\uff09\u3002<\/p>\n

A.OFDM<\/p>\n

B.OTDM<\/p>\n

C.CDM<\/p>\n

D.EDFA<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aWDM\u662f\u6ce2\u5206\u590d\u7528\uff0c\u5c06\u4e24\u79cd\u6216\u591a\u79cd\u4e0d\u540c\u6ce2\u957f\u7684\u5149\u6ce2\u590d\u7528\u6c47\u5408\u5728\u4e00\u8d77\uff0c\u8026\u5408\u5230\u540c\u4e00\u6839\u5149\u7ea4\u4e2d\u8fdb\u884c\u4f20\u8f93\u7684\u6280\u672f\u3002\u7531\u4e8e\u6ce2\u957f=\u5149\u901f\/\u9891\u7387\uff0c\u6240\u4ee5\uff0c\u6ce2\u5206\u590d\u7528\u672c\u8d28\u662f\u4e00\u79cd\u9891\u5206\u590d\u7528\uff0c\u6545\u9009A\u3002\u5728\u5149\u7ea4\u91cc\u5e38\u8bf4\u6ce2\u5206\u590d\u7528\uff0c\u7535\u4fe1\u53f7\u5e38\u8bf4\u9891\u5206\uff0c\u5149\u4fe1\u53f7\u5e38\u8bf4\u6ce2\u5206\u3002BCD\u9009\u9879\u4e86\u89e3\u5373\u53ef\uff0cOTDM\u662f\u5149\u65f6\u5206\u590d\u7528\uff0cCDM\u662f\u7801\u5206\u590d\u7528\uff0cEDFA\u662f\u63ba\u9975\u5149\u7ea4\u653e\u5927\u5668\u3002<\/p>\n

24\u3001\u5728Linux\u4e2d\uff0cDNS\u7684\u914d\u7f6e\u6587\u4ef6\u662f\uff0824\uff09\uff0c\u5b83\u5305\u542b\u4e86\u4e3b\u673a\u7684\u57df\u540d\u641c\u7d22\u987a\u5e8f\u548cDNS\u670d\u52a1\u5668\u7684\u5730\u5740\u3002<\/p>\n

A.\/etc\/hostname<\/p>\n

B.\/dev\/host.conf<\/p>\n

C.\/etc\/resolv.conf<\/p>\n

D.\/dev\/name.conf<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aLinux\u7cfb\u7edf\u51e0\u4e2a\u91cd\u8981\u6587\u4ef6\uff0c\u52a1\u5fc5\u8981\u638c\u63e1\u3002<\/p>\n

\/etc\/hostname\u4e3b\u673a\u540d\u6587\u4ef6<\/p>\n

.\/etc\/resolv.conf DNS\u914d\u7f6e\u6587\u4ef6\uff0c\u5173\u952e\u5b57\u4e3b\u8981\u6709\u56db\u4e2a\uff0c\u5206\u522b\u662f\uff1a<\/p>\n

\u00b7nameserver #\u5b9a\u4e49DNS\u670d\u52a1\u5668\u7684IP\u5730\u5740\uff08\u5fc5\u9009\uff09<\/p>\n

\u00b7domain #\u5b9a\u4e49\u672c\u5730\u57df\u540d\uff08\u53ef\u9009\uff09<\/p>\n

\u00b7search #\u5b9a\u4e49\u57df\u540d\u7684\u641c\u7d22\u5217\u8868\uff08\u53ef\u9009\uff09<\/p>\n

\u00b7sortlist #\u5bf9\u8fd4\u56de\u7684\u57df\u540d\u8fdb\u884c\u6392\u5e8f\uff08\u53ef\u9009\uff09<\/p>\n

.\/etc\/hosts\u5b58\u653e\u4e3b\u673aIP\u5730\u5740\u3001\u4e3b\u673a\u540d\u548c\u522b\u540d<\/p>\n

.\/etc\/named.conf DNS\u4e3b\u914d\u7f6e\u6587\u4ef6\uff0c\u5b58\u653e\u5404\u7c7bDNS\u8bb0\u5f55<\/p>\n

25\u3001\u5047\u8bbeCDMA\u53d1\u9001\u65b9\u5728\u8fde\u7eed\u4e24\u4e2a\u65f6\u9699\u53d1\u51fa\u7684\u7f16\u7801\u4e3a+1+1+1-1+1-1-1-1-1-1-1+1-1+1+1+1\uff0c\u53d1\u9001\u65b9\u7801\u7247\u5e8f\u5217\u4e3a+1+1+1-1+1+1-1-1-1\uff0c\u5219\u63a5\u6536\u65b9\u89e3\u7801\u540e\u7684\u6570\u636e\u5e94\u4e3a\uff0825\uff09\u3002<\/p>\n

A.01<\/p>\n

B.10<\/p>\n

C.00<\/p>\n

D.11<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u7801\u5206\u591a\u5740\uff08CDMA\uff09\u662f\u901a\u8fc7\u7f16\u7801\u533a\u5206\u4e0d\u540c\u7528\u6237\u4fe1\u606f\uff0c\u5b9e\u73b0\u4e0d\u540c\u7528\u6237\u540c\u9891\u3001\u540c\u65f6\u4f20\u8f93\u7684\u4e00\u79cd\u901a\u4fe1\u6280\u672f\u3002\u53d1\u9001\u6bd4\u72791\u65f6\uff0c\u5c31\u53d1\u9001\u539f\u5e8f\u5217\uff0c\u53d1\u9001\u6bd4\u72790\u65f6\uff0c\u5c31\u53d1\u9001\u5e8f\u5217\u76f8\u53cd\u7684\u5e8f\u5217\uff0c\u4ec0\u4e48\u90fd\u4e0d\u53d1\u9001\u65f6\uff0c\u5c31\u4e3a0\u3002\u8fde\u7eed\u4e24\u4e2a\u65f6\u9699\u7684\u7f16\u7801\uff0c\u521a\u597d\u662f16\u4f4d\uff0c\u62c6\u5206\u4e3a8\u4f4d\uff0c\u7b2c\u4e00\u4e2a8\u4f4d\u548c\u539f\u5e8f\u5217\u76f8\u540c\uff0c\u6240\u4ee5\u8868\u793a1\uff0c\u7b2c\u4e8c\u4e2a\u548c\u539f\u5e8f\u5217\u76f8\u53cd\u8868\u793a\u4e3a0\uff0c\u6240\u4ee5\u7b54\u6848\u4e3aB\u3002<\/p>\n

26\u3001\u5bf9\u4e0b\u97624\u4e2a\u7f51\u7edc\uff1a110.125.129.0\/24\u3001110.125.130.0\/24\u3001110.125.132.0\/24\u3001110.125.130.0\/24\u8fdb\u884c\u8def\u7531\u6c47\u805a\uff0c\u80fd\u8986\u76d6\u8fd94\u4e2a\u7f51\u7edc\u7684\u5730\u5740\u662f\uff0826\uff09\u3002<\/p>\n

A.110.125.128.0\/21<\/p>\n

B.110.125.128.0\/22<\/p>\n

C.110.125.130.0\/22<\/p>\n

D.110.125.132.0\/23<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u56db\u4e2a\u7f51\u7edc\u5730\u5740\u8fdb\u884c\u6c47\u805a\uff0c\u9009\u62e9\u6700\u5927\u7684\u76f8\u540c\u4f4d\u6570\u4f5c\u4e3a\u6c47\u805a\u540e\u7684\u7f51\u7edc\u4f4d\uff0c\u6240\u4ee5\u6c47\u805a\u540e\u5f97\u5730\u5740\u662f110.125.10000000\/21\u3002<\/p>\n

27\u3001\u5728\u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u6267\u884cping www.xy.com\uff0c\u6240\u5f97\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff0c\u6839\u636eTTL\u503c\u53ef\u521d\u6b65\u5224\u65ad\u670d\u52a1\u5668182.24.21.58\u64cd\u4f5c\u7cfb\u7edf\u7684\u7c7b\u578b\u662f\uff0827\uff09\u3002\u5176\u8ddd\u79bb\u6267\u884cping\u547d\u4ee4\u7684\u4e3b\u673a\u6709\uff08\/\uff09\u8df3<\/p>\n

\u6b63\u5728ping www.xy.com[182.24.21.58]\u5177\u670932\u5b57\u8282\u7684\u6570\u636e<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

182.24.21.58\u7684ping\u7edf\u8ba1\u4fe1\u606f\uff1a<\/p>\n

\u6570\u636e\u62a5\uff1a\u5df2\u53d1\u9001=4\uff0c\u5df2\u63a5\u6536=4\uff0c\u4e22\u5931=0\uff080%\u4e22\u5931\uff09<\/p>\n

\u5f80\u9000\u884c\u7a0b\u7684\u4f30\u8ba1\u65f6\u95f4\uff08\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\uff09\uff1a\u6700\u77ed=20ms\uff0c\u6700\u957f=20ms\uff0c\u5e73\u5747=20ms<\/p>\n

A.WindowsXP<\/p>\n

B.WindowsServer2008<\/p>\n

C.FreeBSD<\/p>\n

D.IOS12.4<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1awindows2008\u7684\u9ed8\u8ba4TTL\u662f64\uff0c\u800c\u6536\u5230\u7684ICMP\u56de\u9001\u6d88\u606f\u7684TTL\u662f50\uff0c\u8bf4\u660e\u4e2d\u9014\u7ecf\u8fc7\u4e8664-50=14\u53f0\u8def\u7531\u5668\u3002<\/p>\n

28\u3001\u5728\u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u6267\u884cping www.xy.com\uff0c\u6240\u5f97\u7ed3\u679c\u5982\u4e0b\u6240\u793a\uff0c\u6839\u636eTTL\u503c\u53ef\u521d\u6b65\u5224\u65ad\u670d\u52a1\u5668182.24.21.58\u64cd\u4f5c\u7cfb\u7edf\u7684\u7c7b\u578b\u662f\uff08\/\uff09\u3002\u5176\u8ddd\u79bb\u6267\u884cping\u547d\u4ee4\u7684\u4e3b\u673a\u6709\uff0828\uff09\u8df3<\/p>\n

\u6b63\u5728ping www.xy.com[182.24.21.58]\u5177\u670932\u5b57\u8282\u7684\u6570\u636e<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

\u6765\u81ea180.101.49.12\u7684\u56de\u590d\uff1a\u5b57\u8282=32\u65f6\u95f4=4msTTL=50<\/p>\n

182.24.21.58\u7684ping\u7edf\u8ba1\u4fe1\u606f\uff1a<\/p>\n

\u6570\u636e\u62a5\uff1a\u5df2\u53d1\u9001=4\uff0c\u5df2\u63a5\u6536=4\uff0c\u4e22\u5931=0\uff080%\u4e22\u5931\uff09<\/p>\n

\u5f80\u9000\u884c\u7a0b\u7684\u4f30\u8ba1\u65f6\u95f4\uff08\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d\uff09\uff1a\u6700\u77ed=20ms\uff0c\u6700\u957f=20ms\uff0c\u5e73\u5747=20ms<\/p>\n

A.78<\/p>\n

B.14<\/p>\n

C.15<\/p>\n

D.32<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a64-50=14\uff0c\u9009\u62e9B\uff0cTTL\u6bcf\u7ecf\u8fc7\u4e00\u53f0\u4e09\u5c42\u8bbe\u5907\uff0c\u51cf1\u3002<\/p>\n

29\u3001\u4e0b\u5217\u54ea\u79cdBGP\u5c5e\u6027\u4e0d\u4f1a\u968f\u7740BGP\u7684update\u62a5\u6587\u901a\u544a\u7ed9\u90bb\u5c45\uff0829\uff09<\/p>\n

A.PrefVal<\/p>\n

B.Next-hop<\/p>\n

C.AS-Path<\/p>\n

D.Origin<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aBGP\u5c5e\u6027\u662fBGP\u8fdb\u884c\u8def\u7531\u51b3\u7b56\u548c\u63a7\u5236\u7684\u91cd\u8981\u4fe1\u606f\u3002\u5e38\u89c1\u7684BGP\u5c5e\u6027\u5982\u4e0b\uff1a<\/p>\n

1\u3001ORIGIN\uff1aORIGIN\u6307\u793a\u8def\u5f84\u4fe1\u606f\u7684\u6765\u6e90\uff0c\u662f\u516c\u8ba4\u5fc5\u9075\u5c5e\u6027\u3002\u6240\u6709BGP\u8def\u7531\u5668\u90fd\u53ef\u4ee5\u8bc6\u522b\uff0c\u4e14\u5fc5\u987b\u5b58\u5728\u4e8eUpdate\u6d88\u606f\u4e2d\u3002\u5982\u679c\u7f3a\u5c11\u8fd9\u79cd\u5c5e\u6027\uff0c\u8def\u7531\u4fe1\u606f\u5c31\u4f1a\u51fa\u9519\u3002<\/p>\n

2\u3001AS_PATH\uff1aAS_PATH\u7531\u4e00\u7cfb\u5217AS\u8def\u5f84\u7ec4\u6210\uff0c\u662f\u516c\u8ba4\u5fc5\u9075\u5c5e\u6027\u3002\u6240\u6709BGP\u8def\u7531\u5668\u90fd\u53ef\u4ee5\u8bc6\u522b\uff0c\u4e14\u5fc5\u987b\u5b58\u5728\u4e8eUpdate\u6d88\u606f\u4e2d\u3002\u5982\u679c\u7f3a\u5c11\u8fd9\u79cd\u5c5e\u6027\uff0c\u8def\u7531\u4fe1\u606f\u5c31\u4f1a\u51fa\u9519\u3002<\/p>\n

3\u3001NEXT-HOP\uff1a\u5b83\u5b9a\u4e49\u4e86\u5230\u8fbe\u76ee\u7684\u5730\u4e0b\u4e00\u8df3\u7684\u8bbe\u5907IP\u5730\u5740\uff0c\u662f\u516c\u8ba4\u5fc5\u9075\u5c5e\u6027\u3002\u6240\u6709BGP\u8def\u7531\u5668\u90fd\u53ef\u4ee5\u8bc6\u522b\uff0c\u4e14\u5fc5\u987b\u5b58\u5728\u4e8eUpdate\u6d88\u606f\u4e2d\u3002\u5982\u679c\u7f3a\u5c11\u8fd9\u79cd\u5c5e\u6027\uff0c\u8def\u7531\u4fe1\u606f\u5c31\u4f1a\u51fa\u9519\u3002<\/p>\n

4\u3001\u4f18\u9009\u534f\u8bae\u9996\u9009\u503c\uff08\u4f18\u5148\u7ea7\u503cPrefVal\uff09\u6700\u9ad8\u7684\u8def\u7531\u3002\u534f\u8bae\u9996\u9009\u503c\uff08PreVal\uff09\u662f\u534e\u4e3a\u8bbe\u5907\u7684\u7279\u6709\u5c5e\u6027\uff0c\u8be5\u5c5e\u6027\u4ec5\u5728\u672c\u5730\u6709\u6548\u3002<\/p>\n

30\u3001\u4e00\u4e2a\u7531\u591a\u4e2a\u8def\u7531\u5668\u76f8\u4e92\u8fde\u63a5\u6784\u6210\u7684\u62d3\u6251\u5982\u4e0b\u6240\u793a\uff0c\u56fe\u4e2d\u6570\u5b57\u8868\u793a\u8def\u7531\u5668\u4e4b\u95f4\u94fe\u8def\u7684\u8d39\u7528\uff0cOSPF\u8def\u7531\u534f\u8bae\u5c06\u5229\u7528\uff0830\uff09\u7b97\u6cd5\u8ba1\u7b97\u51fa\u8def\u7531\u5668u\u5230z\u7684\u6700\u77ed\u8def\u5f84\u8d39\u7528\u503c\u4e3a\uff08\/\uff09\u3002<\/p>\n

A.Price<\/p>\n

B.Floxd-warshall<\/p>\n

C.Dijkstra<\/p>\n

D.Bellman-Ford<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aOSPF\u57fa\u4e8eSPF\u7b97\u6cd5\uff0c\u4e5f\u53ebDijkstra\u7b97\u6cd5\uff0cDijkstra\u53d1\u660e\u8fd9\u4e2a\u7b97\u6cd5\u7684\u4eba\uff0c\u4ee5\u4eba\u540d\u5b9a\u4e49\u3002<\/p>\n

31\u3001\u4e00\u4e2a\u7531\u591a\u4e2a\u8def\u7531\u5668\u76f8\u4e92\u8fde\u63a5\u6784\u6210\u7684\u62d3\u6251\u5982\u4e0b\u6240\u793a\uff0c\u56fe\u4e2d\u6570\u5b57\u8868\u793a\u8def\u7531\u5668\u4e4b\u95f4\u94fe\u8def\u7684\u8d39\u7528\uff0cOSPF\u8def\u7531\u534f\u8bae\u5c06\u5229\u7528\uff08\/\uff09\u7b97\u6cd5\u8ba1\u7b97\u51fa\u8def\u7531\u5668u\u5230z\u7684\u6700\u77ed\u8def\u5f84\u8d39\u7528\u503c\u4e3a\uff0831\uff09\u3002<\/p>\n

A.10<\/p>\n

B.4<\/p>\n

C.3<\/p>\n

D.5<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u6700\u77ed\u8def\u5f84u->x->y->z\u3002<\/p>\n

32\u3001RIP\u8def\u7531\u534f\u8bae\u89c4\u5b9a\u5728\u90bb\u5c45\u4e4b\u95f4\u6bcf30\u79d2\u8fdb\u884c\u4e00\u6b21\u8def\u7531\u66f4\u65b0\uff0c\u5982\u679c\uff0832\uff09\u4ecd\u672a\u6536\u5230\u90bb\u5c45\u7684\u901a\u544a\u6d88\u606f\uff0c\u5219\u53ef\u4ee5\u5224\u65ad\u4e0e\u5176\u90bb\u5c45\u8def\u7531\u5668\u7684\u94fe\u8def\u5df2\u7ecf\u65ad\u5f00\u3002<\/p>\n

A.60\u79d2<\/p>\n

B.120\u79d2<\/p>\n

C.150\u79d2<\/p>\n

D.180\u79d2<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aRIP\u4e09\u4e2a\u5b9a\u65f6\u5668\uff1a<\/p>\n

\u66f4\u65b0\u5b9a\u65f6\u5668\uff1a\u6bcf\u969430\u79d2\u53d1\u6574\u5f20\u8def\u7531\u8868\u7684\u526f\u8868\u7ed9\u90bb\u5c45\u8def\u7531\u5668\u3002<\/p>\n

\u65e0\u6548\u5b9a\u65f6\u5668\uff1a180\u79d2\uff0c\u8d85\u8fc7\u8fd9\u4e2a\u65f6\u95f4\u6ca1\u6709\u6536\u5230\u90bb\u5c45\u8def\u7531\u5668\u53d1\u6765\u7684\u66f4\u65b0\u4fe1\u606f\uff0c\u5c31\u8ba4\u4e3a\u8def\u7531\u5931\u6548\u3002\u5783\u573e\u5b9a\u65f6\u5668\uff1a\u5f53\u8def\u7531\u5668\u7684\u8def\u7531\u65e0\u6548\u540e\uff0c\u8be5\u8def\u7531\u6210\u4e3a\u4e00\u4e2a\u65e0\u6548\u8def\u7531\u9879\uff0cCOST\u503c\u4f1a\u6807\u8bb0\u4e3a16\uff0c\u518d\u8fc760\u79d2\uff0c\u5982\u679c\u5728\u8fd9\u6bb5\u65f6\u95f4\u5185\u6ca1\u6536\u5230\u8be5\u8def\u7531\u7684\u66f4\u65b0\u6d88\u606f\uff0c\u8ba1\u65f6\u5668\u7ed3\u675f\u540e\u6e05\u9664\u8fd9\u6761\u8def\u7531\u8868\u9879\u3002<\/p>\n

33\u3001\u5047\u8bbe\u4e00\u4e2aIP\u6570\u636e\u6bb5\u7684\u957f\u5ea6\u4e3a4000B\uff0c\u8981\u7ecf\u8fc7\u4e00\u6bb5MTU\u4e3a1500B\u7684\u94fe\u8def\uff0c\u8be5IP\u6570\u636e\u62a5\u5fc5\u987b\u7ecf\u8fc7\u5206\u7247\u624d\u80fd\u901a\u8fc7\u8be5\u94fe\u8def\uff0c\u4ee5\u4e0b\u5173\u4e8e\u5206\u7247\u7684\u63cf\u8ff0\u4e2d\uff0c\u6b63\u786e\u7684\u662f\uff0833\uff09\u3002<\/p>\n

A.\u8be5\u539f\u59cbIP\u6570\u636e\u62a5\u662fIPv6\u6570\u636e\u62a5<\/p>\n

B.\u5206\u7247\u540e\u7684\u6570\u636e\u62a5\u5c06\u5728\u901a\u8fc7\u8be5\u94fe\u8def\u540e\u7684\u8def\u7531\u5668\u8fdb\u884c\u91cd\u7ec4<\/p>\n

C.\u6570\u636e\u62a5\u9700\u5206\u4e3a\u4e09\u7247\uff0c\u8fd9\u4e09\u7247\u7684\u603b\u957f\u5ea6\u4e3a4000B<\/p>\n

D.\u5206\u7247\u4e2d\u7684\u6700\u540e\u4e00\u7247\uff0c\u6807\u5fd7\u4f4dflag\u4e3a0\uff0coffset\u5b57\u6bb5\u4e3a370<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aIP\u6570\u636e\u62a5\u7684\u957f\u5ea6\u662f4000B\uff0c\u7ecf\u8fc7MTU\u4e3a1500B\u7684\u94fe\u8def\uff0c\u9700\u8981\u8fdb\u884c\u5206\u7247\uff0c\u4e09\u4e2a\u62a5\u6587\u7684\u957f\u5ea6\u662f\uff1a<\/p>\n

\u7b2c\u4e00\u7247\u7684\u957f\u5ea6\uff1a20+1480<\/p>\n

\u7b2c\u4e8c\u7247\u7684\u957f\u5ea6\uff1a20+1480<\/p>\n

\u7b2c\u4e09\u7247\u7684\u957f\u5ea6\uff1a20+1020<\/p>\n

\u6700\u540e\u4e00\u7247\u7684MF=0\uff0c\u7247\u504f\u79fb\u662f370<\/p>\n

\u603b\u957f\u5ea6<\/p>\n

\u6570\u636e\u90e8\u5206\u957f\u5ea6<\/p>\n

MF\uff08Flag\uff09<\/p>\n

\u504f\u79fb\u503c\uff08offset\uff09<\/p>\n

\u539f\u59cb\u62a5\u6587<\/p>\n

4000<\/p>\n

3980<\/p>\n

0<\/p>\n

0<\/p>\n

\u5206\u72471<\/p>\n

1500<\/p>\n

1480<\/p>\n

1<\/p>\n

0<\/p>\n

\u5206\u72472<\/p>\n

1500<\/p>\n

1480<\/p>\n

1<\/p>\n

1480\/8=185<\/p>\n

\u5206\u72473<\/p>\n

1040<\/p>\n

1020<\/p>\n

0<\/p>\n

1480*2\/8=370<\/p>\n

34\u3001\u4e0b\u56fe\u4e3a\u67d0windows\u4e3b\u673a\u6267\u884ctracertwww.xx.com\u547d\u4ee4\u7684\u7ed3\u679c\uff0c\u5176\u4e2d\u7b2c13\u8df3\u8fd4\u56de\u4fe1\u606f\u4e3a\u201c*\u201d\uff0c\u4e14\u5730\u5740\u4fe1\u606f\u4e3a\u201crequesttimedout\u201d\uff0c\u51fa\u73b0\u8fd9\u79cd\u95ee\u9898\u7684\u539f\u56e0\u53ef\u6392\u9664\uff0834\uff09\u3002<\/p>\n

A.\u7b2c13\u8df3\u8def\u7531\u5668\u62d2\u7edd\u5bf9ICMPEchorequest\u505a\u51fa\u5e94\u7b54<\/p>\n

B.\u7b2c13\u8df3\u8def\u7531\u5668\u4e0d\u54cd\u5e94\u4f46\u8f6c\u53d1\u7aef\u53e3\u53f7\u5927\u4e8e32767\u7684\u6570\u636e\u62a5<\/p>\n

C.\u7b2c13\u8df3\u8def\u7531\u5668\u5904\u4e8e\u79bb\u7ebf\u72b6\u6001<\/p>\n

D.\u7b2c13\u8df3\u8def\u7531\u5668\u7684CPU\u5fd9\uff0c\u5ef6\u8fdf\u5bf9\u8be5ICMPEchorequest\u505a\u51fa\u54cd\u5e94<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1atracert\u7684\u65f6\u5019\u51fa\u73b0*\u53f7\u7684\u884c\u5217\u8bf4\u660e\u6709\u8def\u7531\u5668\uff08\u4e5f\u8bb8\u662f\u51fa\u4e8e\u5b89\u5168\u8003\u8651\uff0c\u4e5f\u8bb8\u662f\u7f51\u7edc\u95ee\u9898\uff09\u6ca1\u6709\u56de\u5e94\u3002\u6240\u4ee5\u51fa\u73b0*\u53f7\u3002\u4f8b\u5982\u7ecf\u8fc7\u7b2cN\u8df3\u65f6\uff0c\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u6ca1\u6709\u6536\u5230ICMP\u8d85\u65f6\u62a5\u6587\u6216\u8005ICMP\u7aef\u53e3\u4e0d\u53ef\u8fbe\u62a5\u6587\u3002<\/p>\n

35\u3001\u4e0b\u56fe\u4e3a\u67d0UDP\u62a5\u6587\u7684\u4e24\u4e2a16bit\uff0c\u8ba1\u7b97\u5f97\u5230\u7684InternetChecksum\uff0835\uff09\u3002<\/p>\n

1110011001100110<\/p>\n

1101010101010101<\/p>\n

A.11011101110111011<\/p>\n

B.1100010001000100<\/p>\n

C.1011101110111100<\/p>\n

D.0100010001000011<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u8ba1\u7b97UDP\u6821\u9a8c\u548c\u5206\u4e24\u6b65\u7b2c\u4e00\u6b65\uff1a\u76f8\u52a0<\/p>\n

1110011001100110<\/p>\n

1101010101010101<\/p>\n

——————————-<\/p>\n

1011101110111011<\/p>\n

\u56e0\u4e3a\u6700\u524d\u9762\u67091\u4f4d\u8fdb\u4f4d\uff0c\u653e\u5230\u6700\u540e\u518d\u52a0\uff0c\u5f97\u52301011101110111100<\/p>\n

\u7b2c\u4e8c\u6b65\uff1a\u53d6\u53cd\uff0c\u5f97\u52300100010001000011<\/p>\n

\u6240\u4ee5\u9009D\u3002<\/p>\n

36\u3001\u5047\u8bbe\u4e3b\u673aA\u901a\u8fc7Telnet\u8fde\u63a5\u4e86\u4e3b\u673aB\uff0c\u8fde\u63a5\u5efa\u7acb\u540e\uff0c\u5728\u547d\u4ee4\u884c\u8f93\u5165\u201cC\u201d\uff0c\u5982\u56fe\u6240\u793a\uff0c\u4e3b\u673aB\u6536\u5230\u5b57\u7b26\u201cC\u201d\u540e\uff0c\u7528\u4e8e\u8fd0\u8f93\u56de\u9001\u6d88\u606f\u7684TCP\u6bb5\u7684\u5e8f\u5217\u53f7seq\u5e94\u4e3a\uff0836\uff09\uff0c\u800c\u786e\u8ba4\u53f7ack\u5e94\u4e3a\uff08\/\uff09\u3002<\/p>\n

A.\u968f\u673a\u6570<\/p>\n

B.42<\/p>\n

C.79<\/p>\n

D.43<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aack\u53f7\uff1a\u671f\u671b\u63a5\u6536\u5230\u5bf9\u65b9\u4e0b\u4e00\u4e2a\u62a5\u6587\u6bb5\u7684\u7b2c\u4e00\u4e2a\u6570\u636e\u5b57\u8282\u7684\u5e8f\u53f7\uff0cA\u53d1\u9001\u7684ack=79\uff0c\u6545\u5e0c\u671bB\u56de\u9001\u7684\u5e8f\u53f7\u662f79\uff0c\u90a3\u4e48B\u56de\u9001\u7684Seq=79\uff1bseq\u548cack\u90fd\u662f\u5e8f\u5217\u53f7\uff0cseq\u662f\u53d1\u9001\u6570\u636e\u5e8f\u5217\u53f7\uff0cack\u662f\u786e\u8ba4\u5e8f\u5217\u53f7\u3002\u4e09\u6b21\u63e1\u624b\u4e2d\u6807\u5fd7\u4f4d\uff0cSYN\uff0cSYN+ACK\uff0cACK\u3002\u56db\u6b21\u6325\u624b\u4e2d\u6807\u5fd7\u4f4d\uff0cFIN\uff0cACK\uff0cFIN\uff0cACK\u3002<\/p>\n

37\u3001\u5047\u8bbe\u4e3b\u673aA\u901a\u8fc7Telnet\u8fde\u63a5\u4e86\u4e3b\u673aB\uff0c\u8fde\u63a5\u5efa\u7acb\u540e\uff0c\u5728\u547d\u4ee4\u884c\u8f93\u5165\u201cC\u201d\uff0c\u5982\u56fe\u6240\u793a\uff0c\u4e3b\u673aB\u6536\u5230\u5b57\u7b26\u201cC\u201d\u540e\uff0c\u7528\u4e8e\u8fd0\u8f93\u4f1a\u9001\u6d88\u606f\u7684TCP\u6bb5\u7684\u5e8f\u5217\u53f7seq\u5e94\u4e3a\uff08\/\uff09\uff0c\u800c\u786e\u8ba4\u53f7ack\u5e94\u4e3a\uff0837\uff09\u3002<\/p>\n

A.\u968f\u673a\u6570<\/p>\n

B.43<\/p>\n

C.79<\/p>\n

D.42<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aA\u5df2\u7ecf\u53d1\u4e86Seq=42\uff0cB\u5219\u5e0c\u671b\u5b83\u4e0b\u4e00\u4e2a\u53d1\u5e8f\u5217\u53f743\u7684\u6570\u636e\uff0c\u5219ack=43\u3002<\/p>\n

38\u3001TCP\u53ef\u9760\u4f20\u8f93\u673a\u5236\u4e3a\u4e86\u786e\u5b9a\u8d85\u65f6\u8ba1\u65f6\u5668\u7684\u503c\uff0c\u9996\u5148\u8981\u4f30\u7b97RTT\uff0c\u4f30\u7b97RTT\u91c7\u7528\u5982\u4e0b\u516c\u5f0f\uff0c<\/p>\n

RTTs=(1-a)*\uff08\u4f30\u7b97RTTs\uff09+a*\uff08\u65b0\u7684RTT\u6837\u672c\uff09\uff0c\u5176\u4e2da\u7684\u53d6\u503c\u4e3a\uff0838\uff09\u3002<\/p>\n

A.1\/8<\/p>\n

B.1\/4<\/p>\n

C.1\/2<\/p>\n

D.1\/16<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aRFC2988\u63a8\u8350\u7684a\u503c\u4e3a1\/8\uff0c\u53730.125\u3002<\/p>\n

39\u3001SYNFlooding\u653b\u51fb\u7684\u539f\u7406\u662f\uff0839\uff09\u3002<\/p>\n

A.\u5229\u7528TCP\u4e09\u6b21\u63e1\u624b\uff0c\u6076\u610f\u9020\u6210\u5927\u91cfTCP\u534a\u8fde\u63a5\uff0c\u8017\u5c3d\u670d\u52a1\u5668\u8d44\u6e90\uff0c\u5bfc\u81f4\u7cfb\u7edf\u7684\u62d2\u7edd\u670d\u52a1<\/p>\n

B.\u6709\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u5728\u5b9e\u73b0TCP\/IP\u534f\u8bae\u6808\u65f6\uff0c\u4e0d\u80fd\u5f88\u597d\u5730\u5904\u7406TCP\u62a5\u6587\u7684\u5e8f\u5217\u53f7\u7684\u67e5\u627e\u95ee\u9898\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83<\/p>\n

C.\u6709\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u5728\u5b9e\u73b0TCP\/IP\u534f\u8bae\u6808\u65f6\uff0c\u4e0d\u80fd\u5f88\u597d\u5730\u5904\u7406IP\u5206\u7247\u5305\u7684\u91cd\u53e0\u60c5\u51b5\uff0c\u5bfc\u81f4\u7cfb\u7edf\u5d29\u6e83<\/p>\n

D.\u6709\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u534f\u8bae\u6808\u5728\u5904\u7406IP\u5206\u7247\u65f6\uff0c\u5bf9\u4e8e\u91cd\u7ec4\u540e\u8d85\u5927\u7684IP\u6570\u636e\u62a5\u4e0d\u80fd\u5f88\u597d\u5730\u5904\u7406\uff0c\u5bfc\u81f4\u7f13\u5b58\u6ea2\u51fa\u800c\u7cfb\u7edf\u5d29\u6e83<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aIP\u6570\u636e\u62a5\u6700\u592765535\uff0c\u56e0\u4e3aIP\u5934\u91cc\u9762\u6709\u4e00\u4e2aIP\u957f\u5ea6\uff0c16bit\u3002<\/p>\n

C\u63cf\u8ff0\u7684\u662f\u6cea\u6ef4\u653b\u51fb\uff1bD\u63cf\u8ff0\u7684\u662fpingofDeath\u653b\u51fb\u3002<\/p>\n

SYNFlood\u539f\u7406\uff1a\u653b\u51fb\u8005\u5411\u76ee\u6807\u8ba1\u7b97\u673a\u53d1\u9001TCP\u8fde\u63a5\u8bf7\u6c42\uff08SYN\u62a5\u6587\uff09\uff0c\u7136\u540e\u5bf9\u4e8e\u76ee\u6807\u8fd4\u56de\u7684SYN-ACK\u62a5\u6587\u4e0d\u505a\u56de\u5e94\uff0c\u76ee\u6807\u8ba1\u7b97\u673a\u5982\u679c\u6ca1\u6709\u6536\u5230\u653b\u51fb\u8005\u7684ACK\u56de\u5e94\uff0c\u5c31\u4f1a\u4e00\u76f4\u7b49\u5f85\uff0c\u5f62\u6210\u534a\u5f00\u8fde\u63a5\uff0c\u76f4\u5230\u8fde\u63a5\u8d85\u65f6\u624d\u91ca\u653e\u3002\u653b\u51fb\u8005\u5229\u7528\u8fd9\u79cd\u65b9\u5f0f\u53d1\u9001\u5927\u91cfSYN\u62a5\u6587\uff0c\u8ba9\u76ee\u6807\u8ba1\u7b97\u673a\u4e0a\u751f\u6210\u5927\u91cf\u7684\u534a\u8fde\u63a5\uff0c\u8feb\u4f7f\u5176\u5927\u91cf\u8d44\u6e90\u6d6a\u8d39\u5728\u8fd9\u4e9b\u534a\u8fde\u63a5\u4e0a\u3002\u76ee\u6807\u8ba1\u7b97\u673a\u4e00\u65e6\u8d44\u6e90\u8017\u5c3d\uff0c\u5c31\u4f1a\u51fa\u73b0\u901f\u5ea6\u6781\u6162\u3001\u6b63\u5e38\u7684\u7528\u6237\u4e0d\u80fd\u63a5\u5165\u7b49\u60c5\u51b5\u3002\u653b\u51fb\u8005\u8fd8\u53ef\u4ee5\u4f2a\u9020SYN\u62a5\u6587\uff0c\u5176\u6e90\u5730\u5740\u662f\u4f2a\u9020\u4e0d\u5b58\u5728\u7684\u5730\u5740\uff0c\u5411\u76ee\u6807\u8ba1\u7b97\u673a\u53d1\u8d77\u653b\u51fb\u3002<\/p>\n

40\u3001\u67d0windows\u4e3b\u673a\u7f51\u5361\u7684\u8fde\u63a5\u540d\u4e3a\u201cLocal\u201d\uff0c\u4e0b\u5217\u547d\u4ee4\u4e2d\u7528\u4e8e\u914d\u7f6e\u7f3a\u7701\u8def\u7531\u7684\u662f\uff0840\uff09\u3002<\/p>\n

A.netsh interface ipv6 add address\u201clocal\u201d2001:200:2020:1000:2<\/p>\n

B.nets hinterface ipv6 add route 2001:200:2020:1000:64\u201clocal\u201d<\/p>\n

C.netsh interface ipv6 add route o\u201clocal\u201d2001:200:2020:1000:1<\/p>\n

D.Interface ipv6 add dns\u201clocal\u201d2001:200:2020:1000:33<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u9ed8\u8ba4\u8def\u7531\u7684\u8bed\u6cd5\u683c\u5f0f\uff1anetsh interface ipv6 add\/del route2001::64\u201clocalAreaConnection\u201d\u3002<\/p>\n

41\u3001\u91c7\u7528B\/S\u67b6\u6784\u8bbe\u8ba1\u7684\u67d0\u56fe\u4e66\u9986\u5728\u7ebf\u67e5\u8be2\u9605\u89c8\u7cfb\u7edf\uff0c\u7ec8\u7aef\u6570\u91cf\u4e3a400\u53f0\uff0c\u4e0b\u5217\u914d\u7f6e\u8bbe\u8ba1\u5408\u7406\u7684\u662f\uff0841\uff09\u3002<\/p>\n

A.\u7528\u6237\u7aef\u9700\u8981\u5177\u5907\u8ba1\u7b97\u80fd\u529b<\/p>\n

B.\u7528\u6237\u7aef\u9700\u8981\u914d\u7f6e\u5927\u5bb9\u91cf\u5b58\u50a8<\/p>\n

C.\u670d\u52a1\u7aef\u9700\u914d\u7f6e\u5927\u91cf\u5185\u5b58<\/p>\n

D.\u670d\u52a1\u7aef\u9700\u914d\u7f6e\u5927\u5bb9\u91cf\u5b58\u50a8<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aB\/S\u67b6\u6784\uff0c\u7528\u6237\u7aef\u53ea\u9700\u8981\u5b89\u88c5\u6d4f\u89c8\u5668\u5373\u53ef\uff0c\u5bf9\u7528\u6237\u7aef\u8981\u6c42\u8f83\u4f4e\uff0cAB\u9009\u9879\u9519\u8bef\u3002\u56fe\u4e66\u67e5\u8be2\u7cfb\u7edf\uff0c\u504f\u6570\u636e\u5e93\u5e94\u7528\uff0c\u5bf9\u5b58\u50a8\u5bb9\u91cf\u8981\u6c42\u4e0d\u9ad8\uff0c\u5bf9\u5185\u5b58\u8981\u6c42\u76f8\u5bf9\u8f83\u9ad8\u3002<\/p>\n

42\u3001\u4ee5\u4e0b\u5173\u4e8e\u5ef6\u8fdf\u7684\u8bf4\u6cd5\u4e2d\uff0c\u6b63\u786e\u7684\u662f\uff0842\uff09\u3002<\/p>\n

A.\u5728\u5bf9\u7b49\u7f51\u7edc\u4e2d\uff0c\u7f51\u7edc\u7684\u5ef6\u8fdf\u5927\u5c0f\u4e0e\u7f51\u7edc\u4e2d\u7684\u7ec8\u7aef\u6570\u91cf\u65e0\u5173<\/p>\n

B.\u4f7f\u7528\u8def\u7531\u5668\u8fdb\u884c\u6570\u636e\u8f6c\u53d1\u6240\u5e26\u6765\u7684\u5ef6\u8fdf\u5c0f\u4e8e\u4ea4\u6362\u673a<\/p>\n

C.\u4f7f\u7528internet\u670d\u52a1\u5668\u53ef\u6700\u5927\u7a0b\u5ea6\u7684\u51cf\u5c0f\u7f51\u7edc\u5ef6\u8fdf<\/p>\n

D.\u670d\u52a1\u5668\u5ef6\u8fdf\u7684\u4e3b\u8981\u5f71\u54cd\u56e0\u7d20\u662f\u961f\u5217\u5ef6\u8fdf\u548c\u78c1\u76d8IO\u5ef6\u8fdf<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u7f51\u7edc\u5ef6\u8fdf=\u5904\u7406\u5ef6\u8fdf+\u6392\u961f\u5ef6\u8fdf+\u53d1\u9001\u5ef6\u8fdf+\u4f20\u64ad\u5ef6\u8fdf\u3002<\/p>\n

\u5982\u679c\u4e0d\u8003\u8651\u7f51\u7edc\u73af\u5883\uff0c\u670d\u52a1\u5668\u7684\u5ef6\u8fdf\u7684\u4e3b\u8981\u56e0\u7d20\u662f\u961f\u5217\u5ef6\u8fdf\u548c\u78c1\u76d8IO\u5ef6\u8fdf\u3002<\/p>\n

43\u3001\uff0843\uff09\u4e0d\u5c5e\u4e8eISO7498-2\u6807\u51c6\u89c4\u5b9a\u7684\u4e94\u5927\u5b89\u5168\u670d\u52a1\u3002<\/p>\n

A.\u6570\u5b57\u8bc1\u4e66<\/p>\n

B.\u6297\u62b5\u8d56\u670d\u52a1<\/p>\n

C.\u6570\u636e\u9274\u522b<\/p>\n

D.\u6570\u636e\u5b8c\u6574\u6027<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u4e94\u5927\u7c7b\u5b89\u5168\u670d\u52a1\u5305\u62ec\uff1a<\/p>\n

\uff081\uff09\u673a\u5bc6\u6027\uff1a\u786e\u4fdd\u8ba1\u7b97\u673a\u7cfb\u7edf\u4e2d\u7684\u4fe1\u606f\u548c\u88ab\u4f20\u8f93\u7684\u4fe1\u606f\u4ec5\u80fd\u88ab\u6388\u6743\u8bfb\u53d6\u7684\u7528\u6237\u5f97\u5230\u3002<\/p>\n

\uff082\uff09\u7aef\u70b9\u9274\u522b\uff1a\u901a\u4fe1\u53cc\u65b9\u90fd\u5e94\u8be5\u80fd\u8bc1\u5b9e\u901a\u4fe1\u8fc7\u7a0b\u6240\u6d89\u53ca\u7684\u53e6\u4e00\u65b9\uff0c\u4ee5\u786e\u4fdd\u901a\u4fe1\u7684\u53e6\u4e00\u65b9\u786e\u5b9e\u5177\u6709\u4ed6\u4eec\u6240\u58f0\u79f0\u7684\u8eab\u4efd\u3002<\/p>\n

\uff083\uff09\u5b8c\u6574\u6027\uff1a\u786e\u4fdd\u4ec5\u6709\u6388\u6743\u7528\u6237\u80fd\u591f\u4fee\u6539\u8ba1\u7b97\u673a\u7cfb\u7edf\u6709\u4ef7\u503c\u7684\u4fe1\u606f\u548c\u4f20\u8f93\u7684\u4fe1\u606f\u3002<\/p>\n

\uff084\uff09\u4e0d\u53ef\u62b5\u8d56\uff1a\u786e\u4fdd\u53d1\u9001\u65b9\u548c\u63a5\u6536\u65b9\u90fd\u4e0d\u80fd\u591f\u62b5\u8d56\u6240\u8fdb\u884c\u7684\u4fe1\u606f\u4f20\u8f93\u3002<\/p>\n

\uff085\uff09\u8bbf\u95ee\u63a7\u5236\uff1a\u786e\u4fdd\u5bf9\u4fe1\u606f\u6e90\u7684\u8bbf\u95ee\u53ef\u4ee5\u7531\u76ee\u6807\u7cfb\u7edf\u63a7\u5236\u3002<\/p>\n

44\u3001\u80fd\u591f\u589e\u5f3a\u548c\u63d0\u9ad8\u7f51\u9645\u5c42\u5b89\u5168\u7684\u534f\u8bae\u662f\uff0844\uff09\u3002<\/p>\n

A.IPsec<\/p>\n

B.L2TP<\/p>\n

C.TLS<\/p>\n

D.PPRP<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u7f51\u9645\u5c42\u5373\u7f51\u7edc\u5c42\uff0c\u4e8c\u5c42\u662f\u7f51\u9645\u63a5\u5165\u5c42\uff0c\u522b\u641e\u6df7\u6dc6\u3002L2TP\u662f\u4e8c\u5c42VPN\uff0c\u672c\u8eab\u4e0d\u63d0\u4f9b\u52a0\u5bc6\u670d\u52a1\uff0c\u53ef\u4ee5\u4f7f\u7528IPSec\u52a0\u5bc6L2TP\u3002TLS\u662f\u56db\u5c42\u5b89\u5168\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u4e8eHTTPS\u3002PPRP\u53ef\u80fd\u5199\u9519\u4e86\uff0c\u6ca1\u6709\u8fd9\u4e2a\u534f\u8bae\uff0c\u5982\u679c\u662fPPTP\u4e5f\u662f\u4e8c\u5c42\u534f\u8bae\u3002<\/p>\n

45\u3001\u4ee5\u4e0b\u5173\u4e8eKerberos\u8ba4\u8bc1\u7684\u8bf4\u6cd5\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0845\uff09\u3002<\/p>\n

A.Kerberos\u662f\u5728\u5f00\u653e\u7684\u7f51\u7edc\u4e2d\u4e3a\u7528\u6237\u63d0\u4f9b\u8eab\u4efd\u8ba4\u8bc1\u7684\u4e00\u79cd\u65b9\u5f0f<\/p>\n

B.\u7cfb\u7edf\u4e2d\u7684\u7528\u6237\u8981\u76f8\u4e92\u8bbf\u95ee\u5fc5\u987b\u9996\u5148\u5411CA\u7533\u8bf7\u7968\u636e<\/p>\n

C.KDC\u4e2d\u4fdd\u5b58\u7740\u6240\u6709\u7528\u6237\u7684\u8d26\u53f7\u548c\u5bc6\u7801<\/p>\n

D.Kerberos\u4f7f\u7528\u65f6\u95f4\u6233\u6765\u9632\u6b62\u91cd\u653e\u653b\u51fb<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aKerberos\u4e09\u4e2a\u7ec4\u6210\u90e8\u5206\uff1a\u8ba4\u8bc1\u3001\u6388\u6743\u3001\u8bbf\u95ee\u670d\u52a1\u5668\u3002\u9632\u91cd\u653e\u653b\u51fb\u7684\u65b9\u5f0f\uff1a\u968f\u673a\u6570\u3001\u65f6\u95f4\u6233\u3002<\/p>\n

46\u3001\u5728PKI\u4f53\u7cfb\u4e2d\uff0c\u8d1f\u8d23\u9a8c\u8bc1\u7528\u6237\u8eab\u4efd\u7684\u662f\uff0846\uff09\uff0c\uff08\/\uff09\u7528\u6237\u4e0d\u80fd\u591f\u5728PKI\u4f53\u7cfb\u4e2d\u7533\u8bf7\u6570\u5b57\u8bc1\u4e66\u3002<\/p>\n

A.\u8bc1\u4e66\u673a\u6784CA<\/p>\n

B.\u6ce8\u518c\u673a\u6784RA<\/p>\n

C.\u8bc1\u4e66\u53d1\u5e03\u7cfb\u7edf<\/p>\n

D.PKI\u7b56\u7565<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aCRL\u6570\u5b57\u8bc1\u4e66\u540a\u9500\u5217\u8868\u3002<\/p>\n

RA\u5148\u5ba1\u6838\u7528\u6237\u8eab\u4efd\uff0c\u7136\u540eRA\u628a\u8d44\u6599\u7ed9CA\uff0c\u7531CA\u9881\u53d1\u8bc1\u4e66\u3002<\/p>\n

\u4e00\u4e2a\u5178\u578b\u7684PKI\u7cfb\u7edf\u5982\u56fe\u6240\u793a\uff0c\u5176\u4e2d\u5305\u62ec\u7ec8\u7aefPKI\u5b9e\u4f53\u3001CA\u3001RA\u548c\u8bc1\u4e66\/CRL\u53d1\u5e03\u70b9\u56db\u7c7b\u5b9e\u4f53\u5171\u540c\u7ec4\u6210\u3002<\/p>\n

1\u3001\u7528\u6237\/\u7ec8\u7aef\u5b9e\u4f53\uff1a\u6307\u5c06\u8981\u60f3\u8ba4\u8bc1\u4e2d\u5fc3\u7533\u8bf7\u6570\u5b57\u8bc1\u4e66\u7684\u5ba2\u6237\uff0c\u53ef\u4ee5\u662f\u4e2a\u4eba\uff0c\u4e5f\u53ef\u4ee5\u662f\u96c6\u56e2\u6216\u56e2\u4f53\u3001\u67d0\u653f\u5e9c\u673a\u6784\u7b49\u3002<\/p>\n

2\u3001\u6ce8\u518c\u673a\u6784RA\uff1a\u6ce8\u518c\u673a\u6784\u63d0\u4f9b\u7528\u6237\u548cCA\u4e4b\u95f4\u7684\u4e00\u4e2a\u63a5\u53e3\uff0c\u5b83\u83b7\u53d6\u5e76\u8ba4\u8bc1\u7528\u6237\u7684\u8eab\u4efd\uff0c\u5411CA\u63d0\u51fa\u8bc1\u4e66\u8bf7\u6c42\u3002\u5b83\u4e3b\u8981\u5b8c\u6210\u6536\u96c6\u7528\u6237\u4fe1\u606f\u548c\u786e\u8ba4\u7528\u6237\u8eab\u4efd\u7684\u529f\u80fd\u3002\u6ce8\u518c\u673a\u6784\u5e76\u4e0d\u7ed9\u7528\u6237\u7b7e\u53d1\u8bc1\u4e66\uff0c\u800c\u77e5\u8bc6\u5bf9\u7528\u6237\u8fdb\u884c\u8d44\u683c\u5ba1\u67e5\u3002\u8f83\u5c0f\u7684\u7ed3\u6784\uff0c\u53ef\u4ee5\u7531CA\u517c\u4efbRA\u7684\u5de5\u4f5c\u3002<\/p>\n

3\u3001\u8bc1\u4e66\u9881\u53d1\u673a\u6784CA\uff1a\u8d1f\u8d23\u7ed9\u7528\u6237\u9881\u53d1\u8bc1\u4e66\u3002<\/p>\n

4\u3001\u8bc1\u4e66\u53d1\u5e03\u7cfb\u7edf\u3002\u8bc1\u4e66\u53d1\u5e03\u7cfb\u7edf\u8d1f\u8d23\u8bc1\u4e66\u7684\u53d1\u653e\uff0c\u5982\u53ef\u4ee5\u901a\u8fc7\u7528\u6237\u81ea\u5df1\u6216\u662f\u901a\u8fc7\u76ee\u5f55\u670d\u52a1\u3002\u76ee\u5f55\u670d\u52a1\u5668\u53ef\u4ee5\u662f\u4e00\u4e2a\u7ec4\u7ec7\u4e2d\u73b0\u5b58\u7684\uff0c\u4e5f\u53ef\u4ee5\u662fPKI\u65b9\u6848\u4e2d\u63d0\u4f9b\u7684\u3002<\/p>\n

5\u3001CRL\u5e93\uff1a\u8bc1\u4e66\u540a\u9500\u5217\u8868\uff0c\u5b58\u653e\u8fc7\u671f\u6216\u8005\u65e0\u6548\u8bc1\u4e66\u3002<\/p>\n

47\u3001\u5728PKI\u4f53\u7cfb\u4e2d\uff0c\u8d1f\u8d23\u9a8c\u8bc1\u7528\u6237\u8eab\u4efd\u7684\u662f\uff08\/\uff09\uff0c\uff0847\uff09\u7528\u6237\u4e0d\u80fd\u591f\u5728PKI\u4f53\u7cfb\u4e2d\u7533\u8bf7\u6570\u5b57\u8bc1\u4e66<\/p>\n

A.\u7f51\u7edc\u8bbe\u5907<\/p>\n

B.\u81ea\u7136\u4eba<\/p>\n

C.\u653f\u5e9c\u56e2\u4f53<\/p>\n

D.\u6c11\u95f4\u56e2\u4f53<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u8bc1\u4e66\u5305\u542b\u7528\u6237\u516c\u94a5\uff0cCA\u7684\u7b7e\u540d\uff0c\u7b7e\u540d\u7528\u79c1\u94a5\u7b7e\u540d\u3002<\/p>\n

48\u3001PDR\u6a21\u578b\u662f\u6700\u65e9\u4f53\u73b0\u4e3b\u52a8\u9632\u5fa1\u601d\u60f3\u7684\u4e00\u79cd\u7f51\u7edc\u5b89\u5168\u6a21\u578b\uff0c\u5305\u62ec\uff0848\uff093\u4e2a\u90e8\u5206\u3002<\/p>\n

A.\u4fdd\u62a4\u3001\u68c0\u6d4b\u3001\u54cd\u5e94<\/p>\n

B.\u4fdd\u62a4\u3001\u68c0\u6d4b\u3001\u5236\u5ea6<\/p>\n

C.\u68c0\u6d4b\u3001\u54cd\u5e94\u3001\u8bc4\u4f30<\/p>\n

D.\u8bc4\u4f30\u3001\u4fdd\u62a4\u3001\u68c0\u6d4b<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aPDR\u6a21\u578b\u662f\u4f53\u73b0\u4e3b\u52a8\u9632\u5fa1\u601d\u60f3\u7684\u4e00\u79cd\u7f51\u7edc\u5b89\u5168\u6a21\u578b\u3002PDR\u6a21\u578b\u5305\u62ecprotection(\u4fdd\u62a4)\u3001detection(\u68c0\u6d4b)\u3001response(\u54cd\u5e94)3\u4e2a\u90e8\u5206\u3002<\/p>\n

49\u3001\u4e24\u53f0\u8fd0\u884c\u5728PPP\u94fe\u8def\u4e0a\u5f97\u8def\u7531\u5668\u914d\u7f6e\u4e86OSPF\u5355\u533a\u57df\uff0c\u5f53\u8fd9\u4e24\u53f0\u8def\u7531\u5668\u7684RouterID\u8bbe\u7f6e\u76f8\u540c\u65f6\uff0849\uff09\u3002<\/p>\n

A.\u4e24\u53f0\u8def\u7531\u5668\u5c06\u5efa\u7acb\u6b63\u5e38\u7684\u5b8c\u5168\u90bb\u5c45\u5173\u7cfb<\/p>\n

B.VRP\u7cfb\u7edf\u4f1a\u63d0\u793a\u4e24\u53f0\u8def\u7531\u5668\u7684RouterID\u51b2\u7a81<\/p>\n

C.\u4e24\u53f0\u8def\u7531\u5668\u5c06\u4f1a\u5efa\u7acb\u6b63\u5e38\u7684\u5b8c\u5168\u90bb\u63a5\u5173\u7cfb<\/p>\n

D.\u4e24\u53f0\u8def\u7531\u5668\u4e0d\u4f1a\u76f8\u4e92\u53d1\u9001hello\u4fe1\u606f<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aRouterID\u5728OSPF\u533a\u57df\u5185\u552f\u4e00\u6807\u8bc6\u4e00\u53f0\u8def\u7531\u5668\u7684IP\u5730\u5740\uff0c\u8bbe\u7f6e\u76f8\u540c\u4f1a\u8d77\u51b2\u7a81\u3002<\/p>\n

50\u3001\u7ba1\u7406\u5458\u65e0\u6cd5\u901a\u8fc7Telnet\u6765\u7ba1\u7406\u8def\u7531\u5668\uff0c\u4e0b\u5217\u6545\u969c\u539f\u56e0\u4e2d\u4e0d\u53ef\u80fd\u7684\u662f\uff0850\uff09<\/p>\n

A.\u8be5\u7ba1\u7406\u5458\u7528\u6237\u8d26\u53f7\u88ab\u7981\u7528\u6216\u5220\u9664<\/p>\n

B.\u8def\u7531\u5668\u8bbe\u7f6e\u4e86ACL<\/p>\n

C.\u8def\u7531\u5668\u5185Telnet\u670d\u52a1\u88ab\u4ec5\u7528<\/p>\n

D.\u8be5\u7ba1\u7406\u5458\u7528\u6237\u8d26\u53f7\u7684\u6743\u9650\u7ea7\u522b\u88ab\u4fee\u6539\u4e3a0<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aVRP\u7cfb\u7edf\u628a\u547d\u4ee4\u548c\u7528\u6237\u8fdb\u884c\u4e86\u5206\u7ea7\uff0c\u6bcf\u6761\u547d\u4ee4\u90fd\u6709\u76f8\u5e94\u7684\u7ea7\u522b\uff0c\u6bcf\u4e2a\u7528\u6237\u4e5f\u6709\u81ea\u5df1\u7684\u6743\u9650\u7ea7\u522b\uff0c\u5e76\u4e14\u7528\u6237\u6743\u9650\u7ea7\u522b\u548c\u547d\u4ee4\u7ea7\u522b\u6709\u4e00\u5b9a\u7684\u5173\u7cfb\uff0c\u7528\u6237\u767b\u5f55\u540e\uff0c\u667a\u80fd\u6267\u884c\u7b49\u4e8e\u6216\u4f4e\u4e8e\u81ea\u5df1\u7ea7\u522b\u7684\u547d\u4ee4\u3002\u6743\u9650\u7ea7\u522b\u662f0\u7684\u8bdd\u53ef\u4ee5\u6267\u884c\u7684\u7f51\u7edc\u8bca\u65ad\u7c7b\u547d\u4ee4\uff08ping\u3001tracert\uff09\uff0c\u4ece\u672c\u8bbe\u5907\u8bbf\u95ee\u5176\u4ed6\u8bbe\u5907\u7684\u547d\u4ee4\uff08Telnet\uff09\u7b49\u3002<\/p>\n

51\u3001PPP\u662f\u4e00\u79cd\u6570\u636e\u94fe\u8def\u5c42\u534f\u8bae\uff0c\u5176\u534f\u5546\u62a5\u6587\u4e2d\u7528\u4e8e\u68c0\u6d4b\u94fe\u8def\u662f\u5426\u53d1\u751f\u81ea\u73af\u7684\u53c2\u6570\u662f\uff0851\uff09\u3002<\/p>\n

A.MRU<\/p>\n

B.ACCM<\/p>\n

C.MagicNumber<\/p>\n

D.ACFC<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1aPPP\u5728\u5efa\u7acb\u94fe\u8def\u4e4b\u524d\u8981\u8fdb\u884c\u4e00\u7cfb\u5217\u7684\u534f\u5546\uff0cPPP\u9996\u5148\u8fdb\u884cLCP\u534f\u5546\uff0c\u534f\u5546\u5185\u5bb9\u5305\u62ecMRU\uff08\u6700\u5927\u4f20\u8f93\u5355\u5143\uff09\u3001\u9b54\u672f\u5b57\uff08magicnumber\uff09\u3001\u9a8c\u8bc1\u65b9\u5f0f\u5f02\u6b65\u5b57\u7b26\u6620\u5c04\u7b49\u9009\u9879\uff0c\u5176\u4e2d\u9b54\u672f\u5b57\u4e3b\u8981\u7528\u4e8e\u68c0\u6d4b\u94fe\u8def\u81ea\u73af\u3002<\/p>\n

52\u3001\u4ee5\u4e0b\u5173\u4e8eRIP\u8def\u7531\u534f\u8bae\u4e0eOSPF\u8def\u7531\u534f\u8bae\u7684\u63cf\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0852\uff09\u3002<\/p>\n

A.RIP\u57fa\u4e8e\u8ddd\u79bb\u77e2\u91cf\u7b97\u6cd5\uff0cOSPF\u57fa\u4e8e\u94fe\u8def\u72b6\u6001\u7b97\u6cd5<\/p>\n

B.RIP\u4e0d\u652f\u6301VLSM\uff0cOSPF\u652f\u6301VLSM<\/p>\n

C.RIP\u6709\u6700\u5927\u8df3\u6570\u9650\u5236\uff0cOSPF\u6ca1\u6709\u6700\u5927\u8df3\u6570\u9650\u5236<\/p>\n

D.RIP\u6536\u655b\u901f\u5ea6\u6162\uff0cOSPF\u6536\u655b\u901f\u5ea6\u5feb<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aRIP\u662f\u6700\u5178\u578b\u7684\u8ddd\u79bb\u77e2\u91cf\u8def\u7531\u534f\u8bae\uff0cOSPF\u662f\u6700\u5178\u578b\u7684\u94fe\u8def\u72b6\u6001\u8def\u7531\u534f\u8bae\uff0c\u5fc5\u987b\u8bb0\u4f4f\uff0cA\u6b63\u786e\u3002RIPv1\u4e0d\u652f\u6301VLSM\uff0c\u4f46RIPv2\u652f\u6301VLSM\uff0c\u6545B\u4e0d\u6b63\u786e\uff1bRIP\u89c4\u5b9a\u6700\u5927\u8df3\u6570\u4e3a15,16\u8df3\u5373\u4e3a\u4e0d\u53ef\u8fbe\uff0c\u6536\u655b\u901f\u5ea6\u6162\u3002<\/p>\n

53\u3001\u4ee5\u4e0b\u5173\u4e8eOSPF\u534f\u8bae\u8def\u7531\u805a\u5408\u7684\u63cf\u8ff0\u4e2d\uff0c\u6b63\u786e\u7684\u662f\uff0853\uff09\u3002<\/p>\n

A.ABR\u4f1a\u81ea\u52a8\u805a\u5408\u8def\u7531\uff0c\u65e0\u5e8f\u81ea\u52a8\u914d\u7f6e<\/p>\n

B.\u5728ABR\u548cASBR\u4e0a\u90fd\u53ef\u4ee5\u914d\u7f6e\u8def\u7531\u805a\u5408<\/p>\n

C.\u4e00\u53f0\u8def\u7531\u5668\u540c\u65f6\u505aABR\u548cASBR\u65f6\u4e0d\u80fd\u805a\u5408\u8def\u7531<\/p>\n

D.ASBR\u4e0a\u80fd\u805a\u5408\u4efb\u610f\u7684\u5916\u90e8\u8def\u7531<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u5730\u5740\u6c47\u603b\u4e5f\u53eb\u4f5c\u8def\u7531\u6c47\u805a\uff0c\u662f\u628aABR\u6216ASBR\u5177\u6709\u76f8\u540c\u524d\u7f00\u7684\u8def\u7531\u4fe1\u606f\u8fdb\u884c\u805a\u5408\uff0c\u53ea\u53d1\u5e03\u805a\u5408\u540e\u7684\u8def\u7531\u7ed9\u5176\u4ed6\u533a\u57df\u3002\u8fd9\u6837\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u533a\u57df\u5185\u90e8\u8def\u7531\u5668\u4e2d\u7684\u8def\u7531\u6761\u76ee\u6570\uff0c\u63d0\u9ad8\u8def\u7531\u67e5\u8be2\u6548\u7387\u3002\u6240\u4ee5\u5728OSPF\u8def\u7531\u6c47\u603b\u4e2d\uff0c\u4e3b\u8981\u662f\u5728ABR\u6216\u8005ASBR\u8def\u7531\u5668\u4e0a\u8fdb\u884c\u7684\uff0c\u5206\u522b\u8fdb\u884c\u7684\u662f\u533a\u57df\u95f4\u8def\u7531\u6c47\u603b\u548c\u8def\u7531\u5f15\u5165\u7684\u6c47\u603b\u3002ASBR\u4e0d\u80fd\u805a\u5408\u81ea\u5df1\u4ea7\u751f\u7684\u8def\u7531\u3002<\/p>\n

54\u3001\u5728windows\u7cfb\u7edf\u4e2d\uff0c\u9ed8\u8ba4\u6743\u9650\u6700\u4f4e\u7684\u7528\u6237\u7ec4\u662f\uff0854\uff09\u3002<\/p>\n

A.System<\/p>\n

B.Administrator<\/p>\n

C.PowerUsers<\/p>\n

D.Users<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a1\u3001System\uff1a\u8fd9\u4e2a\u7ec4\u62e5\u6709\u548cAdministrator\u4e00\u6837\u751a\u81f3\u66f4\u9ad8\u7684\u6743\u9650\uff0c\u9ed8\u8ba4\u4e0d\u4f1a\u88ab\u663e\u793a\u51fa\u6765\uff0c\u4e5f\u4e0d\u5141\u8bb8\u4efb\u4f55\u7528\u6237\u7684\u52a0\u5165\uff0c\u4e3b\u8981\u7528\u4ee5\u4fdd\u8bc1\u7cfb\u7edf\u670d\u52a1\u7684\u6b63\u5e38\u8fd0\u884c\uff0c\u8d4b\u4e88\u7cfb\u7edf\u53ca\u7cfb\u7edf\u670d\u52a1\u7684\u6743\u9650\uff1b<\/p>\n

2\u3001Administrators\uff1a\u7ba1\u7406\u5458\u7ec4\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cAdministrators\u4e2d\u7684\u7528\u6237\u5bf9\u8ba1\u7b97\u673a\u62e5\u6709\u5b8c\u5168\u8bbf\u95ee\u6743\uff0c\u5206\u914d\u7ed9\u8be5\u7ec4\u7684\u9ed8\u8ba4\u6743\u9650\u5141\u8bb8\u5bf9\u6574\u4e2a\u7cfb\u7edf\u8fdb\u884c\u5b8c\u5168\u63a7\u5236\uff1b<\/p>\n

3\u3001Users\uff1a\u666e\u901a\u7528\u6237\u7ec4\uff0c\u8fd9\u4e2a\u7ec4\u7684\u7528\u6237\u65e0\u6cd5\u8fdb\u884c\u6709\u610f\u6216\u65e0\u610f\u7684\u6539\u52a8\uff0c\u56e0\u4e3a\u5206\u914d\u7ed9\u8be5\u7ec4\u7684\u9ed8\u8ba4\u6743\u9650\u4e0d\u5141\u8bb8\u6210\u5458\u4fee\u6539\u64cd\u4f5c\u7cfb\u7edf\u7684\u8bbe\u7f6e\u6216\u7528\u6237\u8d44\u6599\uff1b<\/p>\n

4\u3001PowerUser\uff1a\u9ad8\u7ea7\u7528\u6237\u7ec4\uff0c\u53ef\u4ee5\u6267\u884c\u9664\u4e86\u4e3aAdministrators\u7ec4\u4fdd\u7559\u7684\u4efb\u52a1\u5916\u7684\u5176\u4ed6\u4efb\u4f55\u64cd\u4f5c\uff0c\u5206\u914d\u7ed9PowerUsers\u7ec4\u7684\u9ed8\u8ba4\u6743\u9650\u5141\u8bb8PowerUsers\u7ec4\u7684\u6210\u5458\u4fee\u6539\u6574\u4e2a\u8ba1\u7b97\u673a\u7684\u8bbe\u7f6e\u3002\u4f46PowerUsers\u4e0d\u5177\u6709\u5c06\u81ea\u5df1\u6dfb\u52a0\u5230Administrators\u7ec4\u7684\u6743\u9650\u3002\u5728\u6743\u9650\u8bbe\u7f6e\u4e2d\uff0c\u8fd9\u4e2a\u7ec4\u7684\u6743\u9650\u662f\u4ec5\u6b21\u4e8eAdministrators\u7684\uff1b<\/p>\n

5\u3001Windows\u9ed8\u8ba4\u6743\u9650\u6700\u4f4e\u7684\u7528\u6237\u7ec4\u662fEveryone\uff08\u6240\u6709\u7684\u7528\u6237\uff09\uff0c\u8fd9\u4e2a\u8ba1\u7b97\u673a\u4e0a\u7684\u6240\u6709\u7528\u6237\u90fd\u5c5e\u4e8e\u8fd9\u4e2a\u7ec4\u3002<\/p>\n

55\u3001\u5728linux\u7cfb\u7edf\u4e2d\uff0c\u4fdd\u5b58\u5bc6\u7801\u53e3\u4ee4\u53ca\u5176\u53d8\u52a8\u4fe1\u606f\u7684\u6587\u4ef6\u662f\uff0855\uff09\u3002<\/p>\n

A.\/etc\/users<\/p>\n

B.\/etc\/group<\/p>\n

C.\/etc\/passwd<\/p>\n

D.\/etc\/shadow<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aLinux\u7cfb\u7edf\u4e2d\uff0c\u53e3\u4ee4\u4e0d\u518d\u76f4\u63a5\u4fdd\u5b58\u5728password\u6587\u4ef6\u4e2d\uff0c\u901a\u5e38\u5c06password\u6587\u4ef6\u4e2d\u7684\u53e3\u4ee4\u5b57\u6bb5\u4f7f\u7528\u4e00\u4e2a\u201cx\u201d\u6765\u4ee3\u66ff\uff0c\u5c06etc\/shadow\u4f5c\u4e3a\u771f\u6b63\u7684\u53e3\u4ee4\u6587\u4ef6\uff0c\u7528\u4e8e\u4fdd\u5b58\u5305\u62ec\u4e2a\u4eba\u53e3\u4ee4\u5728\u5185\u7684\u6570\u636e\u3002Shadow\u6587\u4ef6\u4e0d\u80fd\u88ab\u666e\u901a\u7528\u6237\u8bfb\u53d6\uff0c\u53ea\u6709\u8d85\u7ea7\u7528\u6237\u624d\u6709\u6743\u8bfb\u53d6\u3002<\/p>\n

\/etc\/users\u65e0\u6b64\u6587\u4ef6\uff0c\/etc\/group\u7528\u6237\u7ec4\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n

Linux\u4e24\u4e2a\u91cd\u8981\u5bc6\u7801\u6587\u4ef6\uff1a<\/p>\n

56\u3001EPON\u53ef\u4ee5\u5229\u7528\uff0856\uff09\u5b9a\u4f4dOLT\u5230ONU\u6bb5\u7684\u6545\u969c\u3002<\/p>\n

A.EPON\u8fdc\u7aef\u73af\u56de\u6d4b\u8bd5<\/p>\n

B.\u81ea\u73af\u6d4b\u8bd5<\/p>\n

C.OLT\u7aef\u5916\u73af\u56de\u6d4b\u8bd5<\/p>\n

D.ONU\u7aef\u5916\u73af\u56de\u6d4b\u8bd5<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u6211\u4eec\u5bb6\u7528\u7684\u5149\u732b\u5c31\u662fONU\u3002ONU\u4e24\u4e2a\u63a5\u53e3\u5f62\u6210\u73af\u8def\uff0cOLT\u7aef\u4f1a\u6709\u65e5\u5fd7\u62a5\u8b66\u68c0\u6d4b\u5230\u73af\u8def\uff0c\u5f53\u62c6\u9664ONU\u7aef\u73af\u8def\uff0cOLT\u62a5\u8b66\u6d88\u5931\uff0c\u90a3\u4e48OLT\u5230ONU\u7aef\u94fe\u8def\u6b63\u5e38\u3002<\/p>\n

57\u3001\u4ee5\u4e0b\u5173\u4e8e\u5355\u6a21\u5149\u7ea4\u4e0e\u591a\u6a21\u5149\u7ea4\u533a\u522b\u7684\u63cf\u8ff0\u4e2d\uff0c\u9519\u8bef\u7684\u662f\uff0857\uff09\u3002<\/p>\n

A.\u5355\u6a21\u5149\u7ea4\u7684\u5de5\u4f5c\u6ce2\u957f\u4e00\u822c\u662f1310,1550nm\uff0c\u591a\u6a21\u5149\u7ea4\u7684\u5de5\u4f5c\u6ce2\u957f\u4e3a850nm<\/p>\n

B.\u5355\u6a21\u5149\u7ea4\u7ea4\u5f84\u4e00\u822c\u4e3a9\/125um\uff0c\u591a\u6a21\u5149\u7ea4\u7ea4\u5f84\u4e00\u822c\u4e3a50\/125um\u6216625\/125um<\/p>\n

C.\u5355\u6a21\u5149\u7ea4\u5e38\u7528\u4e8e\u77ed\u8ddd\u79bb\u4f20\u8f93\uff0c\u591a\u6a21\u5149\u7ea4\u591a\u7528\u4e8e\u8fdc\u8ddd\u79bb\u4f20\u8f93<\/p>\n

D.\u5355\u6a21\u5149\u7ea4\u7684\u5149\u6e90\u4e00\u822c\u662fLD\u7ebf\u5149\u8c31\u7ebf\u8f83\u7a84\u7684LED\uff0c\u591a\u6a21\u5149\u7ea4\u7684\u5149\u6e90\u4e00\u822c\u662f\u53d1\u5149\u4e8c\u6781\u7ba1\u6216\u6fc0\u5149\u5668<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u5149\u7ea4\u5206\u4e3a\u591a\u6a21\u5149\u7ea4\u548c\u5355\u6a21\u5149\u7ea4\u4e24\u7c7b\uff0c\u591a\u6a21\u5149\u7ea4\u4f20\u8f93\u8ddd\u79bb\u8fd1\u548c\u5355\u6a21\u5149\u7ea4\u4f20\u8f93\u8ddd\u79bb\u8fdc\u3002<\/p>\n

58\u3001\u6bcf\u4e00\u4e2a\u5149\u7ea4\u901a\u9053\u8282\u70b9\u81f3\u5c11\u5305\u542b\u4e00\u4e2a\u786c\u4ef6\u7aef\u53e3\uff0c\u6309\u7167\u7aef\u53e3\u652f\u6301\u7684\u534f\u8bae\u6807\u51c6\u6709\u4e0d\u540c\u7c7b\u7684\u7aef\u53e3\uff0c\u5176\u4e2dNL-PORT\u662f\uff0858\uff09\u3002<\/p>\n

A.\u652f\u6301\u4ef2\u88c1\u73af\u8def\u7684\u8282\u70b9\u7aef<\/p>\n

B.\u652f\u6301\u4ef2\u88c1\u73af\u8def\u7684\u4ea4\u6362\u7aef\u53e3<\/p>\n

C.\u5149\u7ea4\u6269\u5c55\u7aef\u53e3<\/p>\n

D.\u901a\u7528\u7aef\u53e3<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1aNL\uff1a\u652f\u6301\u4ef2\u88c1\u73af\u8def\u7684\u8282\u70b9\u7aef\u53e3FL\uff1a\u652f\u6301\u4ef2\u88c1\u73af\u8def\u7684\u4ea4\u6362\u7aef\u53e3<\/p>\n

E\uff1a\u5149\u7ea4\u6269\u5c55\u7aef\u53e3\uff0c\u7528\u4e8e\u5728\u591a\u8def\u4ea4\u6362\u5149\u7ea4\u73af\u5883\u4e0b\u3002\u4ea4\u6362\u673a\u8fde\u4ea4\u6362\u673a\u3002N\uff1a\u7ec8\u7aef\u8282\u70b9\u7aef\u53e3\uff0c\u6bd4\u5982FC\u5b58\u50a8\u6216\u8005\u670d\u52a1\u5668\u3002<\/p>\n

F\uff1a\u7528\u4e8e\u5149\u7ea4\u4ea4\u6362\u73af\u5883\u4e0bN_port\u4e4b\u95f4\u7684\u4e92\u8fde\uff0c\u4ece\u800c\u6240\u6709\u8282\u70b9\u90fd\u53ef\u4ee5\u76f8\u4e92\u901a\u4fe1\u3002<\/p>\n

59\u3001\u5149\u7ea4\u901a\u4fe1\u63d0\u4f9b\u4e86\u4e09\u79cd\u4e0d\u540c\u7684\u62d3\u6251\u7ed3\u6784\uff0c\u5728\u5149\u7ea4\u4ea4\u6362\u62d3\u6251\u4e2d\uff0cN_PORT\u7aef\u53e3\u901a\u8fc7\u76f8\u5173\u94fe\u8def\u8fde\u63a5\u81f3\uff0859\uff09\u3002<\/p>\n

A.NL_PORT<\/p>\n

B.FL_PORT<\/p>\n

C.F_PORT<\/p>\n

D.E_JPORT<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u89c6\u9891\u6bd4\u8f83\u6d88\u8017\u5e26\u5bbd\uff0c\u6570\u636e\u5e93\u6bd4\u8f83\u6d88\u8017IO\uff0c\u6570\u636e\u5e93\u63a8\u8350\u7528FC\u5b58\u50a8\uff0c\u89c6\u9891\u63a8\u8350\u7528IP\u5b58\u50a8F_PORT\uff1aFabric_Ports\u7528\u4e8e\u5149\u7ea4\u4ea4\u6362\u73af\u5883\u4e0bN_port\u4e4b\u95f4\u7684\u4e92\u8fde\uff0c\u4ece\u800c\u6240\u6709\u8282\u70b9\u90fd\u53ef\u4ee5\u76f8\u4e92\u901a\u4fe1\u3002<\/p>\n

\u5149\u7ea4\u901a\u9053\u7684\u62d3\u6251\u7ed3\u6784\uff0cFibreChannel\u6709\u4e09\u79cd\u62d3\u6251\u7ed3\u6784\uff1a\u70b9\u5bf9\u70b9\uff08Point-to-Point\uff09-\u4e24\u4e2a\u8bbe\u5907\u4e4b\u95f4\u4e92\u8fde\u3002<\/p>\n

\u4ef2\u88c1\u73af\uff08ArbitratedLoop\uff09-\u6700\u591a\u652f\u6301126\u4e2a\u8bbe\u5907\u4e92\u8fde\uff0c\u5f62\u6210\u4e00\u4e2a\u4ef2\u88c1\u73af\u4ea4\u6362\u5f0fFabric\uff08SwitchFabric\uff09-\u6700\u591a1\u53436\u767e\u4e07\u4e2a\u8bbe\u5907\u4e92\u8fde<\/p>\n

60\u3001\u4f01\u4e1a\u7ea7\u8def\u7531\u5668\u7684\u521d\u59cb\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4fdd\u5b58\u5728\uff0860\uff09\u4e0a\u3002<\/p>\n

A.SDRAM<\/p>\n

B.NVRAM<\/p>\n

C.Flash<\/p>\n

D.BootROM<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1aNVRAM\uff1a\u975e\u6613\u5931\u5b58\u50a8\u5668\uff0c\u7528\u6765\u4fdd\u5b58\u7684\u662f\u542f\u52a8\u914d\u7f6e\u6587\u4ef6\uff1b<\/p>\n

Flash\uff1a\u95ea\u5b58\uff0c\u7528\u6765\u4fdd\u5b58VRP\u7cfb\u7edf\u8f6f\u4ef6\uff1b<\/p>\n

ROM\uff1a\u53ea\u8bfb\uff0c\u7528\u6765\u5b58\u50a8\u5f15\u5bfc\u7a0b\u5e8f\uff1b<\/p>\n

RAM\uff1a\u968f\u673a\u5b58\u50a8\u5668\uff0c\u4fdd\u5b58\u5f53\u524d\u8fd0\u884c\u7684\u914d\u7f6e\u7a0b\u5e8f\uff0c\u7cfb\u7edf\u5173\u95ed\u6216\u91cd\u542f\u4fe1\u606f\u4f1a\u4e22\u5931\u3002<\/p>\n

61\u3001RAID1\u4e2d\u7684\u6570\u636e\u5197\u4f59\u901a\u8fc7\uff0861\uff09\u6280\u672f\u5b9e\u73b0\u7684\u3002<\/p>\n

A.XOR\u8fd0\u7b97<\/p>\n

B.\u6d77\u660e\u7801\u6821\u9a8c<\/p>\n

C.P+Q\u53cc\u6821\u9a8c<\/p>\n

D.\u955c\u50cf<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1aRAID1\u662f\u901a\u8fc7\u78c1\u76d8\u6570\u636e\u955c\u50cf\u5b9e\u73b0\u6570\u636e\u5197\u4f59\uff0c\u5728\u6210\u5bf9\u7684\u72ec\u7acb\u78c1\u76d8\u4e0a\u4ea7\u751f\u4e92\u4e3a\u5907\u4efd\u7684\u6570\u636e\u3002\u5f53\u539f\u59cb\u6570\u636e\u7e41\u5fd9\u65f6\uff0c\u53ef\u76f4\u63a5\u4ece\u955c\u50cf\u62f7\u8d1d\u4e2d\u8bfb\u53d6\u6570\u636e\u3002RAID1\u662f\u78c1\u76d8\u9635\u5217\u4e2d\u5355\u4f4d\u6210\u672c\u6700\u9ad8\u7684\uff0c\u4f46\u63d0\u4f9b\u4e86\u5f88\u9ad8\u7684\u6570\u636e\u5b89\u5168\u6027\u548c\u53ef\u7528\u6027\u3002\u5f53\u4e00\u4e2a\u78c1\u76d8\u5931\u6548\u65f6\uff0c\u7cfb\u7edf\u53ef\u4ee5\u81ea\u52a8\u5207\u6362\u5230\u955c\u50cf\u78c1\u76d8\u4e0a\u8bfb\u5199\uff0c\u800c\u4e0d\u9700\u8981\u91cd\u7ec4\u5931\u6548\u7684\u6570\u636e\u3002<\/p>\n

62\u3001\u5728IEEE802.11 WLAN\u6807\u51c6\u4e2d\uff0c\u9891\u7387\u8303\u56f4\u57285.15-5.35GHz\u7684\u662f\uff0862\uff09\u3002<\/p>\n

A.802.11<\/p>\n

B.802.11a<\/p>\n

C.802.11b<\/p>\n

D.802.11e<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a802.11ax\u652f\u63012.4\u548c5.8\uff0c\u4fd7\u79f0wifi6\uff0can\u662fwifi5\uff0cn\u662fwifi4\u3002<\/p>\n

63\u3001\u5728\u8fdb\u884c\u5ba4\u5916\u65e0\u7ebf\u5206\u5e03\u7cfb\u7edf\u89c4\u5212\u65f6\uff0c\u83f2\u6d85\u5c14\u533a\u7684\u5f71\u54cd\u56e0\u7d20\u5728\uff0863\uff09\u65b9\u9762\uff0c\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u6307\u6807\u3002<\/p>\n

A.\u4fe1\u9053\u8bbe\u8ba1<\/p>\n

B.\u5e26\u5bbd\u8bbe\u8ba1<\/p>\n

C.\u8986\u76d6\u8bbe\u8ba1<\/p>\n

D.\u4f9b\u7535\u8bbe\u8ba1<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u65e0\u7ebf\u7535\u6ce2\u6ce2\u675f\u7684\u83f2\u6d85\u5c14\u533a\u662f\u4e00\u4e2a\u76f4\u63a5\u73af\u7ed5\u5728\u53ef\u89c1\u89c6\u7ebf\u901a\u8def\u5468\u56f4\u7684\u692d\u7403\u533a\u57df\u3002\u5176\u539a\u5ea6\u4f1a\u56e0\u4fe1\u53f7\u901a\u8def\u957f\u5ea6\u548c\u4fe1\u53f7\u9891\u7387\u7684\u4e0d\u540c\u800c\u6709\u53d8\u5316\u3002<\/p>\n

64\u3001\u68c0\u67e5\u8bbe\u5907\u5355\u677f\u6e29\u5ea6\u663e\u793a\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5bf9\u5355\u677f\u6e29\u5ea6\u6b63\u5e38\u7684\u5224\u65ad\u662f\uff0864\uff09\uff0c\u5982\u679c\u5355\u677f\u6e29\u5ea6\u5f02\u5e38\uff0c\u9996\u5148\u8be5\u68c0\u67e5\uff08\/\uff09\u3002<\/p>\n

A.Temp(C)\u5c0f\u4e8eMinor<\/p>\n

B.Temp(C)\u5927\u4e8eMajor<\/p>\n

C.Temp(C)\u5927\u4e8eFatal<\/p>\n

D.Temp(C)\u5c0f\u4e8eMajor<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u89e3\u6790\uff1a\u6267\u884c\u547d\u4ee4displaydevicetemperature{allslotslot-id}\uff0c\u68c0\u67e5\u8bbe\u5907\u7684\u6e29\u5ea6\u4fe1\u606f\uff0cTemp(C)\u4ee3\u8868\u5f53\u524d\u6e29\u5ea6\uff1b\u4e09\u4e2a\u6e29\u5ea6\u544a\u8b66\u95e8\u9650\u503c\uff1aMinor\uff08\u6b21\u8981\u7684\uff09\u3001Major\uff08\u91cd\u8981\u7684\uff09\u3001fatal\uff08\u81f4\u547d\u7684\uff09\u3002<\/p>\n

65\u3001\u68c0\u67e5\u8bbe\u5907\u5355\u677f\u6e29\u5ea6\u663e\u793a\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5bf9\u5355\u677f\u6e29\u5ea6\u6b63\u5e38\u7684\u5224\u65ad\u662f\uff08\/\uff09\uff0c\u5982\u679c\u5355\u677f\u6e29\u5ea6\u5f02\u5e38\uff0c\u9996\u5148\u8be5\u68c0\u67e5\uff0865\uff09\u3002<\/p>\n

A.CPU\u6e29\u5ea6<\/p>\n

B.\u98ce\u6247<\/p>\n

C.\u673a\u623f\u6e29\u5ea6<\/p>\n

D.\u7535\u6e90<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u663e\u793a\u5f53\u524d\u5355\u677f\u7684\u201cStatus\u201d\u4e0d\u662f\u201cNORMAL\u201d\u65f6\uff0c\u5e94\u53ca\u65f6\u8fdb\u884c\u6e29\u5ea6\u8c03\u8282\u4ee5\u4fdd\u969c\u8bbe\u5907\u6b63\u5e38\u8fd0\u884c\uff0c\u4f8b\u5982\u68c0\u67e5\u98ce\u6247\u3002<\/p>\n

66\u3001\u5728\u534e\u4e3aVRP\u5e73\u53f0\u4e0a\uff0c\u76f4\u8fde\u8def\u7531\u3001OSPF\u3001RIP\u3001\u9759\u6001\u8def\u7531\u6309\u7167\u4f18\u5148\u7ea7\u4ece\u9ad8\u5230\u4f4e\u7684\u6392\u5e8f\u662f\uff0866\uff09\u3002<\/p>\n

A.OSPF\u3001\u76f4\u8fde\u8def\u7531\u3001\u9759\u6001\u3001RIP<\/p>\n

B.\u76f4\u8fde\u8def\u7531\u3001\u9759\u6001\u3001OSPF\u3001RIP<\/p>\n

C.OSPF\u3001RIP\u3001\u76f4\u8fde\u8def\u7531\u3001\u9759\u6001<\/p>\n

D.\u76f4\u8fde\u8def\u7531\u3001OSPF\u3001\u9759\u6001\u3001RIP<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u8def\u7531\u534f\u8bae\u4f18\u5148\u7ea7\u5982\u4e0b\u3002<\/p>\n

67\u3001\u7f51\u7edc\u7ba1\u7406\u5458\u68c0\u6d4b\u5230\u5c40\u57df\u7f51\u5185\u8ba1\u7b97\u673a\u7684\u4f20\u8f93\u901f\u5ea6\u53d8\u5f97\u5f88\u6162\uff0c\u53ef\u80fd\u51fa\u73b0\u6545\u969c\u7684\u539f\u56e0\u7531\uff0867\uff09\u3002<\/p>\n

\u2460\u7f51\u7edc\u7ebf\u8def\u4ecb\u8d28\u6545\u969c<\/p>\n

\u2461\u8ba1\u7b97\u673a\u7f51\u5361\u6545\u969c<\/p>\n

\u2462\u8815\u866b\u75c5\u6bd2<\/p>\n

\u2463WannaCry\u52d2\u7d22\u75c5\u6bd2<\/p>\n

\u2464\u8fd0\u8425\u5546\u4e92\u8054\u7f51\u63a5\u5165\u6545\u969c<\/p>\n

\u2465\u7f51\u7edc\u5e7f\u64ad\u98ce\u66b4<\/p>\n

A.\u2460\u2461\u2464\u2465<\/p>\n

B.\u2460\u2461\u2462\u2463<\/p>\n

C.\u2460\u2461\u2462\u2464<\/p>\n

D.\u2460\u2461\u2462\u2465<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

\u89e3\u6790\uff1a\u7f51\u7ebf\u6545\u969c\uff0c\u5343\u5146\u53ef\u80fd\u53d8\u767e\u5146\uff0c\u56e0\u4e3a\u5343\u5146\u5fc5\u987b8\u82af\u4f20\u8f93\uff0c\u767e\u5146\u53ea\u97004\u82af\uff1b\u7f51\u5361\u6545\u969c\u6216\u8005\u9a71\u52a8\u517c\u5bb9\u6027\u540c\u6837\u4e5f\u4f1a\u5bfc\u81f4\u4f20\u8f93\u7f13\u6162\uff1b\u8815\u866b\u75c5\u6bd2\u548c\u5e7f\u64ad\u98ce\u66b4\u4e00\u822c\u5e76\u5b58\uff0c\u4f1a\u8ba9\u653b\u51fb\u6d41\u91cf\u5145\u65a5\u7f51\u7edc\uff0c\u5bfc\u81f4\u6b63\u5e38\u4e1a\u52a1\u6d41\u91cf\u53d7\u5230\u5f71\u54cd\u3002\u52d2\u7d22\u75c5\u6bd2\u4f1a\u5bfc\u81f4\u8ba1\u7b97\u673a\u4e0d\u53ef\u7528\uff0c\u4e0d\u4f1a\u8ba9\u7f51\u901f\u53d8\u6162\uff0c\u4e92\u8054\u7f51\u63a5\u5165\u6545\u969c\u662f\u51fa\u53e3\u95ee\u9898\uff0c\u540c\u6837\u4e0d\u4f1a\u8ba9\u5c40\u57df\u7f51\u5185\u90e8\u8ba1\u7b97\u673a\u53d7\u5230\u5f71\u54cd\u3002<\/p>\n

68\u3001\u67d0\u5927\u697c\u5e72\u7ebf\u5b50\u7cfb\u7edf\u91c7\u7528\u591a\u6a21\u5149\u7ea4\u5e03\u7ebf\uff0c\u65bd\u5de5\u5b8c\u6210\u540e\uff0c\u53d1\u73b0\u8bbe\u5907\u95f4\u5b50\u7cfb\u7edf\u5230\u697c\u5c42\u914d\u7ebf\u95f4\u7f51\u7edc\u4e22\u5305\u4e25\u91cd\uff0c\u9020\u6210\u8be5\u6545\u969c\u53ef\u80fd\u7684\u539f\u56e0\u662f\uff0868\uff09\u3002<\/p>\n

A.\u8fd9\u6bb5\u5149\u7f06\u81f3\u5c11\u67091\u82af\u5149\u7ea4\u65ad\u4e86<\/p>\n

B.\u5149\u7ea4\u7194\u63a5\u4e0d\u5408\u683c\uff0c\u9020\u6210\u5149\u8870\u5927<\/p>\n

C.\u8fd9\u6bb5\u5149\u7f06\u4f20\u8f93\u8ddd\u79bb\u8d85\u8fc7100\u7c73<\/p>\n

D.\u6c34\u6676\u5934\u63a5\u89e6\u4e0d\u826f<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u8bbe\u5907\u95f4\u548c\u697c\u5c42\u914d\u7ebf\u662f\u5149\u7f06\uff0c\u4e0d\u6d89\u53ca\u6c34\u6676\u5934\uff0cD\u6392\u9664\u3002\u7194\u63a5\u4e0d\u8fbe\u6807\uff0c\u9020\u6210\u8870\u51cf\u8fc7\u5927\uff0c\u5f15\u8d77\u7684\u6389\u5305\u4e25\u91cd\u3002B\u6b63\u786e\uff0c\u5149\u7f06\u8ddd\u79bb\u8fdc\u8d85100\u7c73\uff0cC\u6392\u9664\u3002A\u9009\u9879\u4e00\u82af\u5149\u7ea4\u65ad\u4e86\uff0c\u4f1a\u5bfc\u81f4\u7f51\u7edc\u4e0d\u540c\uff0cA\u6392\u9664\u3002<\/p>\n

69\u3001\u5982\u56fe1\u6240\u793a\uff0c\u67d0\u7f51\u7edc\u4e2d\u5fc3\u63a5\u5165\u4ea4\u6362\u673aSwitchB\uff0c\u4ea4\u6362\u673aSwitchB\u7684\u5404\u63a5\u53e3\u5747\u63a5\u5165\u7f51\u7ebf\u540e\uff0cSwitchA\u7684GE1\/0\/3\u63a5\u53e3\u5f88\u5feb\u5c31\u4f1a\u5904\u4e8edown\u72b6\u6001\uff0c\u62d4\u6389SwitchB\u5404\u63a5\u53e3\u7684\u7f51\u7ebf\u540e\uff08GE1\/0\/1\u9664\u5916\uff09\uff0cSwitchA\u7684GE1\/0\/3\u63a5\u53e3\u5f88\u5feb\u5c31\u4f1a\u6062\u590d\u5230up\u72b6\u6001\uff0cSwitchA\u7684GE1\/0\/3\u63a5\u53e3\u914d\u7f6e\u5982\u56fe2\u6240\u793a\uff0c\u8bf7\u5224\u65ad\u9020\u6210\u8be5\u6545\u969c\u539f\u56e0\u53ef\u80fd\u662f\uff0869\uff09\u3002<\/p>\n

\u56fe1<\/p>\n

 <\/p>\n

\u56fe2<\/p>\n

A.SwitchB\u5b58\u5728\u975e\u6cd5DHCP\u670d\u52a1\u5668<\/p>\n

B.SwitchB\u5b58\u5728\u73af\u8def<\/p>\n

C.SwitchA\u6027\u80fd\u592a\u4f4e<\/p>\n

D.SwitchB\u5b58\u5728\u75c5\u6bd2<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

\u89e3\u6790\uff1a\u4ea4\u6362\u673aA\u63a5\u53e3GE1\/0\/3\u5f00\u542f\u4e86\u73af\u8def\u68c0\u6d4b\uff0c\u53ef\u4ee5\u51cf\u8f7b\u73af\u8def\u5bf9\u672c\u8bbe\u5907\u548c\u6574\u4e2a\u7f51\u7edc\u7684\u5f71\u54cd\uff0c\u5982\u679c\u4e0b\u9762\u5b58\u5728\u73af\u8def\u5c31\u4f1adown\u3002Recovery-time\u8bbe\u7f6e\u6062\u590d\u65f6\u95f4\uff0c\u7ecf\u8fc7\u8be5\u65f6\u95f4down\u7aef\u53e3\u6062\u590d\u6b63\u5e38\u72b6\u6001\u3002<\/p>\n

\u6267\u884c\u547d\u4ee4loopback-detect action {block|nolearn|shutdown|trap|quitvlan}<\/p>\n

\u5f53\u7cfb\u7edf\u53d1\u73b0\u63a5\u53e3\u5b58\u5728\u73af\u8def\u65f6\uff0c\u53ef\u5bf9\u8be5\u63a5\u53e3\u8fdb\u884c\u4ee5\u4e0b5\u79cd\u5904\u7406\u52a8\u4f5c\uff1a<\/p>\n

70\u3001\u67d0\u6570\u636e\u4e2d\u5fc3\u914d\u59072\u53f0\u6838\u5fc3\u4ea4\u6362\u673aCoreA\u548cCoreB\uff0c\u5e76\u914d\u7f6eVRRP\u534f\u8bae\u5b9e\u73b0\u5197\u4f59\uff0c\u7f51\u7edc\u7ba1\u7406\u5458\u4f8b\u884c\u5de1\u67e5\u65f6\uff0c\u5728\u6838\u5fc3\u4ea4\u6362\u673aCoreA\u4e0a\u53d1\u73b0\u5185\u5bb9\u4e3a\u201cthe state of VRRP changed from master to other state\u201d\u7684\u544a\u8b66\u65e5\u5fd7\uff0c\u7ecf\u8fc7\u5206\u6790\uff0c\u4e0b\u5217\u9009\u9879\u4e2d\u4e0d\u53ef\u80fd\u9020\u6210\u8be5\u544a\u8b66\u7684\u539f\u56e0\u662f\uff0870\uff09\u3002<\/p>\n

A.CoreA\u548cCoreB\u7684VRRP\u4f18\u5148\u7ea7\u53d1\u751f\u53d8\u5316<\/p>\n

B.CoreA\u53d1\u751f\u6545\u969c<\/p>\n

C.CoreB\u53d1\u751f\u6545\u969c<\/p>\n

D.CoreB\u4ece\u6545\u969c\u4e2d\u6062\u590d<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

\u89e3\u6790\uff1a\u4ea4\u6362\u673aA\u7684\u72b6\u6001\u4ece\u4e3b\u4ea4\u6362\u72b6\u6001\u5207\u6362\u6210\u5176\u4ed6\u72b6\u6001\u3002\u53ef\u80fd\u662f\u4e24\u53f0\u8bbe\u5907\u4f18\u5148\u7ea7\u53d1\u751f\u53d8\u5316\uff0c\u4e0d\u53ef\u80fd\u662fB\u53d1\u751f\u6545\u969c\uff0c\u5982\u679c\u662fB\u6545\u969c\uff0c\u90a3\u4e48A\u80af\u5b9a\u5c31\u662fmaster\uff0c\u4e0d\u4f1a\u53d1\u751f\u72b6\u6001\u53d8\u5316\u3002<\/p>\n

71-75\u3001Secure Shell(SSH) is a cryptographic network protocol for operating network services securely over an (71)network.Typical applications include remote command-line,login,and remotecommand execution,but any network service can be secured with SSH.The protocol works in the(72)model,which means that the connection in public key cryptography to verify the(73)of the SSH server.After the setup phase the SSH protocol uses strong(74)client and server.There are serveral options that can be used for user authentication.The most common ones are passwords and(75)key authentication.<\/p>\n

71\u3001A. encrypted B. unsecured C. authorized D. unauthorized<\/p>\n

\u7b54\u6848\uff1aB<\/p>\n

72\u3001A. C\/S B. B\/S C. P2P D. distribute<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

73\u3001A. capacity B. services C. applications D. identity<\/p>\n

\u7b54\u6848\uff1aD<\/p>\n

74\u3001A. dynamic B. random C. symmetric D. asymmetric<\/p>\n

\u7b54\u6848\uff1aC<\/p>\n

75\u3001A. public B. private C. static D. dynamic<\/p>\n

\u7b54\u6848\uff1aA<\/p>\n

\u7ffb\u8bd1\uff1a\u5b89\u5168\u5916\u58f3\uff08SSH\uff09\u662f\u4e00\u79cd\u52a0\u5bc6\u7f51\u7edc\u534f\u8bae\uff0c\u7528\u4e8e\u901a\u8fc7\u4e0d\u5b89\u5168\u7684\u7f51\u7edc\uff0c\u5b89\u5168\u5730\u8fd0\u884c\u7f51\u7edc\u670d\u52a1\uff0c\u5178\u578b\u7684\u5e94\u7528\u7a0b\u5e8f\u5305\u62ec\u8fdc\u7a0b\u547d\u4ee4\u884c\uff0c\u767b\u5f55\u548c\u8fdc\u7a0b\u547d\u4ee4\u6267\u884c\uff0c\u4f46\u662f\u4efb\u4f55\u7f51\u7edc\u670d\u52a1\u90fd\u53ef\u4ee5\u4f7f\u7528SSH\u8fdb\u884c\u4fdd\u62a4\u3002\u8be5\u534f\u8bae\u5728C\/S\u6a21\u578b\u4e0b\u5de5\u4f5c\uff0c\u8fd9\u610f\u5473\u7740\u7531SSH\u5ba2\u6237\u7aef\u8fde\u63a5\u5230SSH\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u3002SSH\u5ba2\u6237\u7aef\u9a71\u52a8\u8fde\u63a5\u5efa\u7acb\u8fc7\u7a0b\uff0c\u5e76\u4f7f\u7528\u516c\u5171\u5bc6\u94a5\u5bc6\u7801\u5b66\u9a8c\u8bc1SSH\u670d\u52a1\u5668\u7684\u8eab\u4efd\u3002\u5728\u8bbe\u7f6e\u9636\u6bb5\u4e4b\u540e\uff0cSSH\u534f\u8bae\u4f7f\u7528\u5f3a\u5927\u7684\u5bf9\u79f0\u52a0\u5bc6\u548c\u54c8\u5e0c\u7b97\u6cd5\u6765\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4ea4\u6362\u7684\u6570\u636e\u7684\u79c1\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u3002\u6709\u4e00\u4e9b\u670d\u52a1\u5668\u9009\u9879\u53ef\u7528\u4e8e\u7528\u6237\u8eab\u4efd\u9a8c\u8bc1\u3002\u6700\u5e38\u89c1\u7684\u9009\u9879\u662f\u5bc6\u7801\u548c\u516c\u5171\u5bc6\u94a5\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

2020\u5e7411\u6708\u8f6f\u8003\u7f51\u7edc\u89c4\u5212\u8bbe\u8ba1\u5e08\u4e0a\u5348\u771f\u9898\u53ca\u7b54\u6848\u89e3\u6790 1\u3001\u5728\u652f\u6301\u591a\u7ebf\u7a0b\u7684\u64cd\u4f5c\u7cfb\u7edf … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[40],"tags":[104],"class_list":["post-1317","post","type-post","status-publish","format-standard","hentry","category-40","tag-104"],"_links":{"self":[{"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/posts\/1317","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1317"}],"version-history":[{"count":2,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/posts\/1317\/revisions"}],"predecessor-version":[{"id":1319,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=\/wp\/v2\/posts\/1317\/revisions\/1319"}],"wp:attachment":[{"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jayjaydream.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}