{"id":270,"date":"2018-06-19T13:39:26","date_gmt":"2018-06-19T05:39:26","guid":{"rendered":"http:\/\/www.sniper97.cn\/?p=270"},"modified":"2018-06-19T13:39:26","modified_gmt":"2018-06-19T05:39:26","slug":"%e7%ac%ac%e5%9b%9b%e7%ab%a0-%e4%ba%91%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5%e4%b8%8e%e6%a8%a1%e5%9e%8b","status":"publish","type":"post","link":"http:\/\/www.sniper97.cn\/index.php\/note\/cloud-computing-concepts%ef%bc%8ctechnology-and-architecture\/270\/","title":{"rendered":"\u7b2c\u56db\u7ae0 \u4e91\u57fa\u672c\u6982\u5ff5\u4e0e\u6a21\u578b"},"content":{"rendered":"<p>\u4e91\u8ba1\u7b97\u5b9a\u4e49\uff1a\u662f\u5206\u5e03\u5f0f\u8ba1\u7b97\u7684\u4e00\u79cd\u7279\u6b8a\u5f62\u5f0f\uff0c\u5b83\u5f15\u5165\u6548\u7528\u6a21\u578b\u6765\u8fdc\u7a0b\u4f9b\u7ed9\u53ef\u6269\u5c55\u548c\u53ef\u6d4b\u91cf\u7684\u8d44\u6e90\u3002<\/p>\n<h2>4.1.1 \u89d2\u8272\u4e0e\u8fb9\u754c\uff08roles and boundaries\uff09<\/h2>\n<h3>\u89d2\u8272\uff08role\uff09\uff1a\uff08\u4e91\u8ba1\u7b97\u7684\u4e3b\u8981\u53c2\u4e0e\u90e8\u5206\uff09<\/h3>\n<p><strong>\u4e91\u63d0\u4f9b\u8005\uff08cloud provider\uff09\uff1a<\/strong>\u57fa\u4e8e\u4e91\u7684IT\u8d44\u6e90\u7684\u7ec4\u7ec7\u673a\u6784\u3002\uff08\u4e91\u63d0\u4f9b\u8005\u8981\u4fdd\u8bc1\u5fc5\u8981\u7684\u7ba1\u7406\u548c\u884c\u653f\u804c\u8d23\uff0c\u4fdd\u8bc1\u6574\u4e2a\u4e91\u57fa\u7840\u8bbe\u65bd\u7684\u6301\u7eed\u8fd0\u884c\uff09<br \/>\n<strong>\u4e91\u7528\u6237\uff08cloud consumer\uff09\uff1a<\/strong>\u662f\u7ec4\u7ec7\u673a\u6784\u6216\u4e2a\u4eba\uff0c\u4ed6\u4eec\u4e0e\u4e91\u63d0\u4f9b\u8005\u7b7e\u8ba2\u6b63\u5f0f\u7684\u5408\u540c\u6216\u8005\u7ea6\u5b9a\u6765\u4f7f\u7528\u4e91\u63d0\u4f9b\u8005\u63d0\u4f9b\u7684IT\u8d44\u6e90\u3002<br \/>\n<strong>\u4e91\u670d\u52a1\u62e5\u6709\u8005\uff08cloud service owner\uff09\uff1a<\/strong>\u5728\u6cd5\u5f8b\u4e0a\u62e5\u6709\u4e91\u670d\u52a1\u7684\u4e2a\u4eba\u6216\u8005\u7ec4\u7ec7\u3002\uff08\u4e91\u670d\u52a1\u62e5\u6709\u8005\u53ef\u4ee5\u662f\u4e91\u7528\u6237\uff0c\u6216\u8005\u662f\u62e5\u6709\u8be5\u4e91\u670d\u52a1\u6240\u5728\u4e91\u7684\u4e91\u63d0\u4f9b\u8005\u3002\uff09<br \/>\n<strong>\u4e91\u8d44\u6e90\u7ba1\u7406\u8005\uff08cloud resource administrator\uff09\uff1a<\/strong>\u662f\u8d1f\u8d23\u7ba1\u7406\u57fa\u4e8e\u4e91\u7684IT\u8d44\u6e90\uff08\u5305\u62ec\u4e91\u670d\u52a1\uff09\u7684\u4eba\u6216\u7ec4\u7ec7\u3002\uff08\u4e91\u8d44\u6e90\u7ba1\u7406\u8005\u53ef\u4ee5\u662f\u4e91\u670d\u52a1\u6240\u5c5e\u7684\u4e91\u7684\u4e91\u7528\u6237\u6216\u8005\u4e91\u63d0\u4f9b\u8005\u3002\u4e5f\u53ef\u4ee5\u662f\u7b7e\u8ba2\u5408\u7ea6\u6765\u7ba1\u7406\u57fa\u4e8e\u4e91\u7684IT\u8d44\u6e90\u7684\u7b2c\u4e09\u65b9\u7ec4\u7ec7\u3002\uff09<br \/>\n&nbsp;<br \/>\n<strong>\u5176\u4ed6\u89d2\u8272\uff08additional roles\uff09\uff1a<\/strong><br \/>\nNIST\u4e91\u8ba1\u7b97\u53c2\u8003\u6846\u67b6\u5b9a\u4e49\u8865\u5145\u89d2\u8272\uff1a<br \/>\n\u4e91\u5ba1\u8ba1\u8005\uff08Cloud Auditor \uff09\uff1a\u5bf9\u4e91\u73af\u5883\u8fdb\u884c<strong>\u72ec\u7acb\u8bc4\u4f30\u7684\u7b2c\u4e09\u65b9\uff08A third-party\uff09<\/strong>\uff08\u901a\u5e38\u662f\u901a\u8fc7\u8ba4\u8bc1\u7684\uff09\uff0c\u627f\u62c5\u7684\u662f\u4e91\u5ba1\u8ba1\u8005\u7684\u89d2\u8272\u3002\uff08\u8be5\u89d2\u8272\u7684\u5178\u578b\u804c\u8d23\u5305\u62ec\uff1a<strong>\u5b89\u5168\u63a7\u5236\u8bc4\u4f30\uff08evaluation of security controls\uff09\u3001\u9690\u79c1\u5f71\u54cd\uff08privacy impact\uff09\u3001\u6027\u80fd\u8bc4\u4f30\uff08performance\uff09<\/strong>\u3002\u5e2e\u52a9\u52a0\u5f3a\u4e91\u7528\u6237\u548c\u4e91\u63d0\u4f9b\u8005\u4e4b\u95f4\u7684<strong>\u4fe1\u4efb\u5173\u7cfb<\/strong>\u3002\uff09<br \/>\n\u4e91\u4ee3\u7406\uff08cloud broker\uff09\uff1a\u8fd9\u4e2a\u89d2\u8272\u8981\u627f\u62c5\u7ba1\u7406\u548c\u534f\u5546\u4e91\u7528\u6237\u548c\u4e91\u63d0\u4f9b\u8005\u4e4b\u95f4\u4e91\u670d\u52a1\u4f7f\u7528\u7684\u804c\u8d23\u3002\u670d\u52a1\u5305\u62ec<strong>\u8c03\u89e3\uff08service intermediation\uff09\uff0c\u805a\u5408\uff08aggregation\uff09\u548c\u4ef2\u88c1\uff08arbitrage\uff09<\/strong>\u3002<br \/>\n\u4e91\u8fd0\u8425\u5546\uff08cloud carrier\uff09\uff1a\u8d1f\u8d23\u63d0\u4f9b\u4e91\u7528\u6237\u548c\u4e91\u63d0\u4f9b\u8005\u4e4b\u95f4\u7684<strong>\u7ebf\u8def\u7ea7\u8fde\u63a5<\/strong>\u3002<br \/>\n&nbsp;<\/p>\n<h3><strong>\u8fb9\u754c\uff1a<\/strong><\/h3>\n<p><strong>\u7ec4\u7ec7\u8fb9\u754c\uff08organizational boundary\uff09\uff1a<\/strong>\u662f\u4e00\u4e2a<strong>\u7269\u7406\u8303\u56f4\uff08physical perimeter\uff09<\/strong>\uff0c\u5305\u62ec\u7531\u4e00\u5bb6\u7ec4\u7ec7\u62e5\u6709\u548c\u7ba1\u7406\u7684IT\u8d44\u6e90\u7684\u96c6\u5408\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-279\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/QQ\u622a\u56fe20180619132958-300x149.png\" alt=\"\" width=\"496\" height=\"247\" \/><br \/>\n<strong>\u4fe1\u4efb\u8fb9\u754c\uff08trust boundary\uff09\uff1a<\/strong>\u662f\u4e00\u4e2a<strong>\u903b\u8f91\u8303\u56f4\uff08logical perimeter<\/strong>\uff09\uff0c\u901a\u5e38\u4f1a\u8de8\u8d8a\u7269\u7406\u8fb9\u754c\uff0c\u8868\u660eIT\u8d44\u6e90\u53d7\u4fe1\u4efb\u7684\u7a0b\u5ea6\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-280\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/QQ\u622a\u56fe20180619133323-300x165.png\" alt=\"\" width=\"489\" height=\"269\" \/><br \/>\n&nbsp;<\/p>\n<h3><strong>4.2 \u4e91\u7279\u6027\uff08Cloud Characteristic\uff09<\/strong><\/h3>\n<p>\u516d\u4e2a\u57fa\u672c\u7279\u6027\uff1a<br \/>\n<strong>\uff081\uff09\u6309\u9700\u4f7f\u7528 on-demand usage<\/strong><br \/>\n\u4e91\u7528\u6237\u53ef\u4ee5<strong>\u5355\u8fb9\u8bbf\u95ee\uff08unilaterally access\uff09<\/strong>\u57fa\u4e8e\u4e91\u7684IT\u8d44\u6e90\uff0c\u7ed9\u4e88\u4e91\u7528\u6237<strong>\u81ea\u52a9\uff08self-provision\uff09<\/strong>\u63d0\u4f9b IT \u8d44\u6e90\u7684\u81ea\u7531\u3002<br \/>\n<strong>\uff082\uff09\u968f\u5904\u8bbf\u95ee\/\u6cdb\u5728\u63a5\u5165\uff08ubiquitous access<\/strong><strong>\uff09<\/strong><br \/>\nthe ability for a cloud service to be widely accessible.\u4e00\u4e2a\u5e7f\u6cdb\u8bbf\u95ee\u7684\u80fd\u529b\u3002<br \/>\n<strong>\uff083\uff09\u591a\u79df\u6237\uff08\u548c\u8d44\u6e90\u6c60\uff09multitenancy\uff08and resource pooling\uff09<\/strong><br \/>\n\u4e00\u4e2a\u8f6f\u4ef6\u7a0b\u5e8f\u7684\u5b9e\u4f8b\u80fd\u591f\u670d\u52a1\u4e0d\u540c\u7684\u7528\u6237\uff0c\u7528\u6237\u4e4b\u95f4\u662f<strong>\u4e92\u76f8\u9694\u79bb\uff08isolated from the other\uff09<\/strong>\u3002<br \/>\n\u8d44\u6e90\u6c60\u5141\u8bb8\u4e91\u63d0\u4f9b\u8005\u628a\u5927\u91cfIT\u8d44\u6e90\u653e\u5230\u4e00\u8d77\u4e3a<strong>\u591a\u4e91\u7528\u6237(multiple cloud consumer)<\/strong>\u670d\u52a1\u3002<br \/>\n<strong>\uff084\uff09\u5f39\u6027 elasticity<\/strong><br \/>\n\u4e91\u6839\u636e\u8fd0\u884c\u65f6\u6761\u4ef6\u6216\u4e91\u7528\u6237\u6216\u4e91\u63d0\u4f9b\u8005\u4e8b\u5148\u786e\u5b9a\u7684\u8981\u6c42\uff0c<strong>\u81ea\u52a8\u900f\u660e\u5730\u6269\u5c55IT\u8d44\u6e90\uff08automated ability to transparently scale IT resource\uff09<\/strong>\u3002<br \/>\n<strong>\uff085\uff09\u53ef\u6d4b\u91cf\u7684\u4f7f\u7528 measured usage<\/strong><br \/>\n\u4e91\u5e73\u53f0\u8bb0\u5f55\u5bf9IT\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u7684\u80fd\u529b\u3002<br \/>\n<strong>\uff086\uff09\u53ef\u56de\u590d\u6027 resiliency<\/strong><br \/>\n<strong>\u53ef\u6062\u590d\u6027\u8ba1\u7b97\uff08resilient computing\uff09<\/strong>\u662f\u4e00\u79cd<strong>\u6545\u969c\u8f6c\u79fb\uff08failover\uff09<\/strong>\u7684\u5f62\u5f0f\uff0c\u5b83\u5728\u591a\u4e2a\u7269\u7406\u4f4d\u7f6e\u5206\u653eIT\u8d44\u6e90\u7684<strong>\u5197\u4f59\u5b9e\u73b0\uff08redundant implementation\uff09<\/strong>\u3002<br \/>\n&nbsp;<\/p>\n<h3>4.3\u4e91\u4ea4\u4ed8\u6a21\u578b\uff08cloud delivery model\uff09<\/h3>\n<p>\u662f\u4e91\u63d0\u4f9b\u8005\u63d0\u4f9b\u7684\u5177\u4f53\u7684\u3001\u4e8b\u5148\u6253\u5305\u597d\u7684IT\u8d44\u6e90\u7ec4\u5408\u3002<br \/>\nA specific \uff0cpre-packaged combination of IT resource offered by cloud provider.<br \/>\n\u4e09\u79cd\u5e38\u89c1\u7684\u4e91\u6a21\u578b\uff1a<\/p>\n<h4><strong>\uff081\uff09\u57fa\u7840\u8bbe\u65bd\u4f5c\u4e3a\u670d\u52a1\uff08IaaS\uff09infrastructure-as-a-service<\/strong><\/h4>\n<p>IaaS\u4ea4\u4ed8\u6a21\u578b\u662f\u4e00\u79cd<strong>\u81ea\u6211\u5305\u542b\uff08self-contained\uff09<\/strong>\u7684IT\u73af\u5883\uff0c\u7531\u4ee5\u57fa\u7840\u8bbe\u65bd\u4e3a\u4e2d\u5fc3\u7684IT\u8d44\u6e90\u7ec4\u6210\uff0c\u53ef\u4ee5\u901a\u8fc7\u57fa\u4e8e\u4e91\u670d\u52a1\u7684\u63a5\u53e3\uff08interface\uff09\u548c\u5de5\u5177\uff08tools\uff09\u8bbf\u95ee\u548c\u7ba1\u7406\u8fd9\u4e9b\u8d44\u6e90\u3002<br \/>\n\u5728IaaS\u4e2d\u7684IT\u8d44\u6e90\u901a\u5e38\u662f\u865a\u62df\u5316\uff08virtualized\uff09\u7684\u5e76\u6253\u5305\u6210\u5305\uff08packed into bundles\uff09\u7684\u3002\u5728<strong>\u8fd0\u884c\u65f6\u6269\u5c55\uff08runtime scaling\uff09<\/strong>\u548c<strong>\u5b9a\u5236\u57fa\u7840\u8bbe\u65bd\uff08customization of the infrastructure\uff09<\/strong>\u5c31\u53d8\u5f97\u7b80\u5355\u4e86\u3002<br \/>\nIaaS\u73af\u5883\u4e00\u822c\u8981\u5141\u8bb8\u4e91\u7528\u6237\u5bf9\u5176\u8d44\u6e90\u914d\u7f6e\uff08configuration\uff09\u548c\u4f7f\u7528\uff08utilization\uff09\u8fdb\u884c\u66f4\u9ad8\u5c42\u6b21\u7684\u63a7\u5236\u3002<br \/>\nIaaS\u63d0\u4f9b\u7684IT\u8d44\u6e90\u901a\u5e38\u662f\u672a\u914d\u7f6e\u597d(pre-configured)\u7684\uff0c\u7ba1\u7406\u7684\u8d23\u4efb\u76f4\u63a5\u843d\u5728\u4e91\u7528\u6237\u8eab\u4e0a\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-599\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-1-1-300x172.png\" alt=\"\" width=\"476\" height=\"273\" \/><br \/>\n&nbsp;<\/p>\n<h4><strong>\uff082\uff09\u5e73\u53f0\u4f5c\u4e3a\u670d\u52a1\uff08PaaS\uff09platform-as-a-service<\/strong><\/h4>\n<p>PaaS\u4ea4\u4ed8\u6a21\u578b\u662f<strong>\u9884\u5148\u5b9a\u4e49\uff08pre-defined\uff09<\/strong>\u597d\u7684\u201c\u5c31\u7eea\u53ef\u7528\uff08ready to use\uff09\u201d\u7684\u73af\u5883\uff0c\u4e00\u822c\u7531\u5df2\u7ecf<strong>\u90e8\u7f72\u597d\uff08deployed\uff09\u548c\u914d\u7f6e\u597d\uff08configured\uff09<\/strong>\u7684IT\u8d44\u6e90\u7ec4\u6210\u3002<br \/>\nPaaS\u4f9d\u8d56\u4e8e\u4f7f\u7528\u5df2\u5c31\u7eea\uff08ready-made\uff09\u73af\u5883\uff0c\u8bbe\u7acb\u597d\u4e00\u5957\u9884\u5148\u6253\u5305\u597d\u7684\u4ea7\u54c1\u548c\u7528\u6765\u652f\u6301\u5b9a\u5236\u5316\u5e94\u7528\u7684\u6574\u4e2a\u4ea4\u4ed8\u751f\u547d\u5468\u671f\u7684\u5de5\u5177\u3002<br \/>\n\u4e91\u7528\u6237\u7701\u53bb\u4e86<strong>\u5efa\u7acb<\/strong>\u548c<strong>\u7ef4\u62a4<\/strong>\u88f8\u7684\u57fa\u7840\u8bbe\u65bdIT\u8d44\u6e90\u7684\u7ba1\u7406\u8d1f\u62c5\uff08administrative burden\uff09\u3002<br \/>\n\u5bf9\u4e8e\u627f\u8f7d\u548c\u63d0\u4f9b\u8fd9\u4e2a\u5e73\u53f0\u7684\u5e95\u5c42IT\u8d44\u6e90\uff0c\u4e91\u7528\u6237\u53ea\u88ab\u7ed9\u4e88\u4e86\u8f83\u4f4e\u7b49\u7ea7\u7684\u63a7\u5236\u6743\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-600\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-2-300x209.png\" alt=\"\" width=\"573\" height=\"399\" \/><br \/>\n&nbsp;<\/p>\n<h4><strong>\uff083\uff09\u8f6f\u4ef6\u4f5c\u4e3a\u670d\u52a1\uff08SaaS\uff09 software-as-a-service<\/strong><\/h4>\n<p>SaaS\u4ea4\u4ed8\u6a21\u578b\u901a\u5e38\u662f\u628a\u8f6f\u4ef6\u7a0b\u5e8f\u5b9a\u4f4d\u6210<strong>\u5171\u4eab\u7684\u4e91\u670d\u52a1\u8005\uff08shared cloud service\uff09<\/strong>\uff0c\u4f5c\u4e3a\u201c\u4ea7\u54c1\u201d\u6216\u901a\u7528\u7684\u5de5\u5177\u8fdb\u884c\u63d0\u4f9b\u3002<br \/>\nSaaS\u4e00\u822c\u662f\u4e00\u4e2a\u5bf9\u5927\u591a\u6570\u4e91\u7528\u6237\u53ef\u7528\u7684\u4e00\u4e2a<strong>\u53ef\u91cd\u7528\u4e91\u670d\u52a1\uff08reusable cloud service\uff09<\/strong>\uff08\u901a\u5e38\u662f\u5546\u7528\u7684\uff09\u3002<br \/>\n\u4e91\u7528\u6237\u5bf9SaaS\u5b9e\u73b0\u7684<strong>\u7ba1\u7406\u6743\u9650\u975e\u5e38\u6709\u9650\uff08limited administration\uff09<\/strong>\u3002<br \/>\nSaaS\u901a\u5e38\u662f\u7531\u4e91\u63d0\u4f9b\u8005\u63d0\u4f9b\u7684\uff0c\u4e5f\u53ef\u4ee5\u662f\u4efb\u4f55\u627f\u62c5\u4e91\u670d\u52a1\u62e5\u6709\u8005\u89d2\u8272\u7684\u5b9e\u4f53\u5408\u6cd5\u62e5\u6709\u8005\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-601\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-3-300x163.png\" alt=\"\" width=\"594\" height=\"323\" \/><br \/>\n&nbsp;<br \/>\n\u4e91\u4ea4\u4ed8\u6a21\u578b\u6bd4\u7684\u8f83\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-286\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/1-300x166.png\" alt=\"\" width=\"794\" height=\"439\" \/><br \/>\n\u5e38\u89c1\u7684\u4e91\u4ea4\u4ed8\u6a21\u578b\u7ec4\u5408\uff1a<br \/>\n\uff081\uff09IaaS+PaaS<br \/>\nIaaS\u73af\u5883\u4e3a\u5e95\u5c42\u73af\u5883\uff0c\u63d0\u4f9b\u7269\u7406\u548c\u865a\u62df\u670d\u52a1\u5668\u4ee5\u53ca\u5176\u4ed6IT\u8d44\u6e90\u3002PaaS\u73af\u5883\u5efa\u7acb\u5728\u5e95\u5c42\u73af\u5883\u4e0a\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-602 alignnone\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-4-300x241.png\" alt=\"\" width=\"443\" height=\"356\" \/><br \/>\n\uff082\uff09IaaS+PaaS+SaaS<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-603\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-5-300x295.png\" alt=\"\" width=\"599\" height=\"589\" \/><br \/>\n&nbsp;<\/p>\n<h3>4.4\u4e91\u90e8\u7f72\u6a21\u578b\uff1a<\/h3>\n<p>\u4e91\u90e8\u7f72\u6a21\u578b\u8868\u793a\u7684\u662f\u67d0\u79cd\u7279\u5b9a\u7684\u4e91\u73af\u5883\u7c7b\u578b\uff0c\u4e3b\u8981\u662f\u6240\u6709\u6743\u3001\u5927\u5c0f\u548c\u8bbf\u95ee\u65b9\u5f0f\u6765\u533a\u522b\u3002<br \/>\n\u5e38\u89c1\u7684\u4e91\u90e8\u7f72\u6a21\u578b\uff1a<br \/>\n<strong>\uff081\uff09\u516c\u6709\u4e91 \uff08public cloud\uff09<\/strong><br \/>\n\u7531\u7b2c\u4e09\u65b9\u4e91\u63d0\u4f9b\u8005\u62e5\u6709\u7684\u53ef\u516c\u5171\u8bbf\u95ee\u7684\u4e91\u73af\u5883\u3002<br \/>\n\u516c\u6709\u4e91\u91cc\u7684IT\u8d44\u6e90\u901a\u5e38\u662f\u6309\u7167\u4e8b\u5148\u63cf\u8ff0\u597d\u7684\u4e91\u4ea4\u4ed8\u6a21\u578b\u63d0\u4f9b\u7684\uff0c\u800c\u4e14\u4e00\u822c\u662f\u9700\u8981\u4ed8\u8d39\u624d\u80fd\u63d0\u4f9b\u7ed9\u4e91\u7528\u6237\u7684\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-661\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-6-300x264.png\" alt=\"\" width=\"528\" height=\"465\" \/><br \/>\n<strong>\uff082\uff09\u793e\u533a\u4e91 \uff08community cloud\uff09<\/strong><br \/>\n\u7c7b\u4f3c\u4e8e\u516c\u6709\u4e91\uff0c\u53ea\u662f\u5b83\u7684\u8bbf\u95ee\u88ab\u9650\u5236\u4e3a\u7279\u5b9a\u7684\u4e91\u7528\u6237\u793e\u533a\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-662\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2018\/06\/4-7-273x300.png\" alt=\"\" width=\"435\" height=\"478\" \/><br \/>\n<strong>\uff083\uff09\u79c1\u6709\u4e91 \uff08private cloud\uff09<\/strong><br \/>\n\u7531\u4e00\u5bb6\u7ec4\u7ec7\u5355\u72ec\u62e5\u6709\u3002\uff08\u4f01\u4e1a\u5185\u90e8\u7684\uff09<br 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alt=\"\" width=\"452\" height=\"510\" \/><br \/>\n&nbsp;<br \/>\n<strong>\u672c\u7ae0\u5173\u952e\u70b9\uff1a<\/strong><br \/>\n\uff081\uff09\u57fa\u4e8e\u4e91\u7684\u4ea4\u4e92\u548c\u5173\u7cfb\u76f8\u5173\u7684\u5e38\u89c1\u89d2\u8272\u5305\u62ec<strong>\u4e91\u63d0\u4f9b\u8005<b>\uff08cloud provider\uff09<\/b><\/strong>\uff0c<strong>\u4e91\u7528\u6237<b>\uff08cloud consumer\uff09<\/b><\/strong>\uff0c<strong>\u4e91\u670d\u52a1\u62e5\u6709\u8005<b>\uff08cloud service owner\uff09<\/b><\/strong>\u548c<strong>\u4e91\u8d44\u6e90\u7ba1\u7406\u8005<b>\uff08cloud resource administrator\uff09<\/b><\/strong>\u3002<br \/>\n\uff082\uff09<strong>\u7ec4\u7ec7\u8fb9\u754c<b>\uff08organizational boundary\uff09<\/b><\/strong>\u4ee3\u8868\u8fd9\u4e00\u4e2a\u7ec4\u7ec7\u62e5\u6709\u548c\u7ba1\u7406\u7684IT\u8d44\u6e90\u7684<strong>\u7269\u7406\u8303\u56f4<b>\uff08physical perimeter\uff09<\/b><\/strong>\u3002<strong>\u4fe1\u4efb\u8fb9\u754c<b>\uff08trust boundary\uff09<\/b>\u662f\u903b\u8f91\u8303\u56f4<b>\uff08logical perimeter<\/b><span style=\"display: inline !important; float: none; background-color: transparent; color: #555555; cursor: text; font-family: 'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;\">\uff09<\/span><\/strong>\uff0c\u5305\u62ec\u4e00\u4e2a\u7ec4\u7ec7\u4fe1\u4efb\u7684IT\u8d44\u6e90\u3002<br \/>\n\uff083\uff09<strong>\u6309\u9700\u4f7f\u7528\uff08<b> on-demand usage\uff09<\/b><\/strong>\u6307\u7684\u662f\u8fd9\u6837\u4e00\u79cd\u80fd\u529b\uff0c\u4e91\u7528\u6237\u80fd\u591f\u901a\u8fc7\u81ea\u52a9\u670d\u52a1\u6765\u4f7f\u7528\u6240\u9700\u7684\u57fa\u4e8e\u4e91\u7684\u670d\u52a1\uff0c\u800c\u65e0\u9700\u4e0e\u4e91\u63d0\u4f9b\u8005\u4ea4\u4e92\u3002\u8fd9\u4e00\u7279\u6027\u4e0e<strong>\u53ef\u6d4b\u91cf<\/strong>\u7684\u4f7f\u7528\u6709\u5173\uff0c\u540e\u8005\u8868\u793a\u7684\u662f\u4e91\u5bf9\u5176IT\u8d44\u6e90\u4f7f\u7528\u8fdb\u884c\u6d4b\u91cf\u7684\u80fd\u529b\u3002<br \/>\n\uff084\uff09<strong>\u968f\u5904\u8bbf\u95ee<b>\uff08ubiquitous access<\/b>\uff09<\/strong>\u5141\u8bb8\u57fa\u4e8e\u4e91\u7684\u670d\u52a1\u80fd\u591f\u88ab\u5404\u79cd\u4e91\u670d\u52a1\u7528\u6237\u8bbf\u95ee\uff0c\u800c<strong>\u591a\u79df\u6237\uff08<b>multitenancy<\/b>\uff09<\/strong>\u662f\u6307\u4e00\u4e2aIT\u8d44\u6e90\u7684\u4e00\u4e2a\u5b9e\u4f8b\u53ef\u4ee5\u540c\u65f6\u900f\u660e\u7684\u670d\u52a1\u591a\u4e2a\u4e91\u7528\u6237\u7684\u80fd\u529b\u3002<br \/>\n\uff085\uff09<strong>\u5f39\u6027\u7279\u6027\uff08<b>elasticity<\/b>\uff09<\/strong>\u8868\u793a\u7684\u662f\u4e91\u80fd\u591f\u900f\u660e\u5730\u548c\u81ea\u52a8\u5730\u6269\u5c55IT\u8d44\u6e90\u3002<strong>\u53ef\u6062\u590d\u6027\uff08<b>resiliency<\/b>\uff09<\/strong>\u4e0e\u4e91\u5185\u5728\u7684\u6545\u969c\u8f6c\u79fb\u7279\u6027\u76f8\u5173\u3002<br \/>\n\uff086\uff09<strong>IaaS<\/strong>\u4e91\u4ea4\u4ed8\u6a21\u578b\u5411\u4e91\u7528\u6237\u63d0\u4f9b\u57fa\u4e8e\u201c\u539f\u59cb\u7684\u201d\u57fa\u7840\u8bbe\u65bd\u7684IT\u8d44\u6e90\u7684\u9ad8\u7b49\u7ea7\u7ba1\u7406\u63a7\u5236\u3002<br \/>\n\uff087\uff09<strong>PaaS<\/strong>\u4e91\u4ea4\u4ed8\u6a21\u578b\u4f7f\u5f97\u4e91\u63d0\u4f9b\u8005\u53ef\u4ee5\u63d0\u4f9b\u9884\u5148\u914d\u7f6e\u597d\u7684\u73af\u5883\uff0c\u4e91\u7528\u6237\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u73af\u5883\u6765\u6784\u5efa\u548c\u90e8\u7f72\u4e91\u670d\u52a1\u548c\u89e3\u51b3\u65b9\u6848\uff0c\u4e0d\u8fc7\u7ba1\u7406\u63a7\u5236\u6743\u6709\u6240\u4e0b\u964d\u3002<br \/>\n\uff088\uff09<strong>SaaS<\/strong>\u662f\u5171\u4eab\u4e91\u670d\u52a1\u7684\u4ea4\u4e92\u6a21\u578b\uff0c\u8fd9\u4e9b\u5171\u4eab\u4e91\u670d\u52a1\u53ef\u4ee5\u662f\u4e91\u627f\u8f7d\u7684\u5546\u4e1a\u4ea7\u54c1\u3002<br \/>\n\uff089\uff09<strong>IaaS<\/strong>\uff0c<strong>PaaS\uff0cSaaS<\/strong>\u53ef\u4ee5\u6709\u4e0d\u540c\u7684\u7ec4\u5408\uff0c\u53d6\u51b3\u4e8e\u4e91\u7528\u6237\u548c\u4e91\u63d0\u4f9b\u8005\u5982\u4f55\u9009\u62e9\u5229\u7528\u4e09\u79cd\u57fa\u4e8e\u7684\u4e91\u4ea4\u4ed8\u6a21\u578b\u5efa\u7acb\u8d77\u7684\u81ea\u7136\u7684\u5c42\u6b21\u7ed3\u6784\u3002<br \/>\n\uff0810\uff09<strong>\u516c\u6709\u4e91<b>\uff08public cloud\uff09<\/b><\/strong><span style=\"display: inline !important; float: none; background-color: transparent; color: #555555; cursor: text; font-family: 'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;\">\u7531\u7b2c\u4e09\u65b9\u4e91\u63d0\u4f9b\u8005\u62e5\u6709\u7684\u53ef\u516c\u5171\u8bbf\u95ee\u7684\u4e91\u73af\u5883\uff0c\u901a\u5e38\u5411\u4e91\u7528\u6237\u7ec4\u7ec7\u63d0\u4f9b\u5546\u4e1a\u5316\u7684\u4e91\u670d\u52a1\u548cIT\u8d44\u6e90\u3002<\/span><br \/>\n\uff0811\uff09<strong>\u793e\u533a\u4e91<b>\uff08community cloud\uff09<\/b><\/strong><span style=\"display: inline !important; float: none; background-color: transparent; color: #555555; cursor: text; font-family: 'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;\">\u7c7b\u4f3c\u4e8e\u516c\u6709\u4e91\uff0c\u53ea\u662f\u5b83\u7684\u8bbf\u95ee\u88ab\u9650\u5236\u4e3a\u7279\u5b9a\u7684\u4e91\u7528\u6237\u793e\u533a\u3002<\/span><br \/>\n\uff0812\uff09<strong>\u79c1\u6709\u4e91<b>\uff08private cloud\uff09<\/b><\/strong><span style=\"display: inline !important; float: none; background-color: transparent; color: #555555; cursor: text; font-family: 'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;\">\u7531\u4e00\u5bb6\u7ec4\u7ec7\u5355\u72ec\u62e5\u6709\u3002<\/span><br \/>\n\uff0813\uff09<strong>\u6df7\u5408\u4e91<b>\uff08hybrid cloud\uff09<\/b><\/strong><span style=\"display: inline !important; float: none; background-color: transparent; color: #555555; cursor: text; font-family: 'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif; font-size: 16px; font-style: normal; font-variant: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-decoration: none; text-indent: 0px; text-transform: none; -webkit-text-stroke-width: 0px; white-space: normal; word-spacing: 0px;\">\u662f\u7531\u4e24\u4e2a\u6216\u8005\u66f4\u591a\u4e0d\u540c\u4e91\u90e8\u7f72\u6a21\u578b\u7ec4\u6210\u7684\u4e91\u73af\u5883\u3002<\/span><br \/>\n&nbsp;<br \/>\n\u5178\u578b\u4f8b\u9898\uff1a<br \/>\n<b><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; font-weight: bold;\"><span style=\"font-family: \u5b8b\u4f53;\">\u4e00\u3001\u9009\u62e9\u9898<\/span><\/span><\/b><b><\/b><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">1. 1961, \u00a0computer scientist John McCarthy publicly proposed <\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 A \u00a0 \u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"> .<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<strong>A. utility computing \u00a0\u00a0\u00a0\u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. on-demand network access<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0C. remotely provisioning scalable \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. cloud provider<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">2.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 B \u00a0 \u00a0\u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"> the term \u201ccloud computing\u201d emerged in the commercial arena..<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. 2000 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<strong>\u00a0B. 2006<\/strong> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0C. 1986 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. 1999<\/span><br \/>\n&nbsp;<br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a04. An IT resource is <\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\">\u00a0 \u00a0 \u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 <\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">that can be either software-based, such as a virtual server or a custom software program, or hardware-based, such as a physical server or a network device <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. a physical or virtual IT-related artifact<\/strong> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. \u00a0Redundant deployments \u00a0\u00a0<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Cloud \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. Horizontal Scaling <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">5.<\/span><u> <\/u><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 A \u00a0 \u00a0 \u00a0 \u00a0\u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"> is an IT resource that is on-premise cannot be cloud-based.<\/span><br \/>\n<strong><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0A.<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<\/span><\/strong><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>On-Premise<\/strong> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. cloud-based \u00a0\u00a0\u00a0\u00a0\u00a0C. Cloud Service \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. as-a-service <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">6.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 D \u00a0 \u00a0 \u00a0\u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; font-style: normal;\"> is the party that provides cloud-based IT resources<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A.<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">Cloud Resource Administrator \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Cloud Service Owner<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Cloud Consumer \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<strong>\u00a0\u00a0D. cloud provider<\/strong> <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">7.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 D \u00a0 \u00a0 \u00a0\u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; font-style: normal;\"> is<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0the party that uses cloud-based IT resources<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. Vertical Scaling \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Cloud Service \u00a0\u00a0\u00a0\u00a0\u00a0C. a virtual server \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<strong>\u00a0D. cloud consumer<\/strong> <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">8. <\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">represents the physical perimeter that surrounds a set of IT resources that are owned and governed by an organization.<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">.<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. Organizational Boundary<\/strong> \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Increased Security Vulnerabilities <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Trust Boundary \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. ubiquitous access \u00a0\u00a0\u00a0<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">9.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 B\u00a0 is<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0person or organization responsible for administering a cloud-based IT resource (including cloud services).<\/span><u><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. Elasticity \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<strong>\u00a0\u00a0B. \u00a0Cloud Resource Administrator \u00a0\u00a0\u00a0<\/strong>\u00a0\u00a0<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. \u00a0measured usage \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. Cloud Service Owner<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">10. <\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\">\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<\/span><u> <\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">a temporary runtime role assumed by a software program when it accesses a cloud service.<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. Cloud Service Consumer \u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Cloud Resource Administrator<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Cloud Provider \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. Cloud Service Owner<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">11.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">is a logical perimeter that typically spans beyond physical boundaries to represent the extent to which IT resources are trusted<\/span><br \/>\n<strong><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A.<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<\/span><\/strong><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>Trust Boundary \u00a0\u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Organizational Boundary<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. \u00a0physical boundaries \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. multitenancy<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">12. which is not Cloud Characteristics<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 D \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 ?<\/span><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. on-demand usage \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. ubiquitous access <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. multitenancy (and resource pooling) \u00a0\u00a0<strong>D. cloud-based<\/strong><\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">13. Cloud Delivery Models includes<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0\u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 .<\/span><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. Infrastructure-as-a-Service, Platform-as-a-Service, Software-as-a-Service<\/strong> <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">B. cloud consumers \u00a0\u00a0\u00a0C. cloud providers \u00a0\u00a0\u00a0D. administrator<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">14. IaaS \u00a0means<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0\u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 ?<\/span><\/u><u><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. infrastructure-as-a-Service<\/strong> B. Platform-as-a-Service \u00a0C.Software-as-a-Service<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">15. PaaS \u00a0means<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0\u00a0 B \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 ?<\/span><\/u><u><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. infrastructure-as-a-Service <strong>B. Platform-as-a-Service<\/strong> \u00a0C.Software-as-a-Service<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">16. SaaS \u00a0means<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 C \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0 ?<\/span><\/u><u><\/u><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. infrastructure-as-a-Service B. Platform-as-a-Service <strong>\u00a0C.Software-as-a-Service<\/strong><\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">17.Cloud Deployment Models include<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 A \u00a0 \u00a0 \u00a0 \u00a0 ?<\/span><\/u><u><\/u><br \/>\n<strong><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A. Public cloud, Community cloud, Private cloud, Hybrid cloud<\/span><\/strong><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">B. Platform-as-a-Service \u00a0C. Software-as-a-Service D. infrastructure-as-a-Service<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">18.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0 B \u00a0 \u00a0 \u00a0 \u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"> \u00a0 \u00a0\u00a0 is the person or organization that legally owns a cloud service<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">A.<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">\u00a0<\/span><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">Cloud Resource Administrator \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<strong>\u00a0\u00a0B. Cloud Service Owner<\/strong><\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Cloud Consumer \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. cloud provider <\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">19. Which Cloud Delivery Models did grant to cloud consumer owning the highest level control of IT resource? A<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. infrastructure-as-a-Service<\/strong> \u00a0\u00a0\u00a0B. Platform-as-a-Service \u00a0\u00a0\u00a0C. Software-as-a-Service<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">20.<\/span><u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt; text-decoration: underline;\"> \u00a0 \u00a0\u00a0 A \u00a0 \u00a0 \u00a0<\/span><\/u><span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"> represents a specific type of cloud environment, primarily distinguished by ownership, size, and access<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\"><strong>A. cloud deployment model \u00a0\u00a0\u00a0\u00a0<\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0B. Cloud Delivery Models<\/span><br \/>\n<span style=\"margin: 0px; color: #000000; font-family: 'Times New Roman'; font-size: 12pt;\">C. Cloud Consumer \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0D. cloud provider <\/span><br \/>\n&nbsp;<br \/>\n<strong><b>\u4e8c\u3001\u7b80\u7b54\u9898\uff1a <\/b><\/strong><\/p>\n<ol>\n<li><strong><b> How many types of scaling? What are they?<\/b><\/strong><\/li>\n<\/ol>\n<p>Answer\uff1a Two types. \u00a0 Horizontal Scaling. Vertical Scaling.<br \/>\n&nbsp;<\/p>\n<ol start=\"2\">\n<li><strong><b> What are Cloud Characteristics?<\/b><\/strong><\/li>\n<\/ol>\n<p>Answer\uff1a1. on-demand usage \u00a0 \u00a0\u00a0 2.ubiquitous access \u00a0 \u00a0 3<strong>.<\/strong>multitenancy\uff08and resource pooling\uff09<br \/>\n4. elasticity \u00a0 \u00a0 5.measured usage \u00a0 \u00a0 \u00a0 6.resiliency<\/p>\n<ol start=\"3\">\n<li><b><\/b><b><\/b><strong><b>How many C<\/b><\/strong><strong><b>loud Delivery Models? What are they?<\/b><\/strong><\/li>\n<\/ol>\n<p>Answer\uff1a Three types.<br \/>\n1. Infrastructure-as-a-Service \u00a0 \u00a0 2. Platform-as-a-Service \u00a0 \u00a0 3.Software-as-a-Service<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e91\u8ba1\u7b97\u5b9a\u4e49\uff1a\u662f\u5206\u5e03\u5f0f\u8ba1\u7b97\u7684\u4e00\u79cd\u7279\u6b8a\u5f62\u5f0f\uff0c\u5b83\u5f15\u5165\u6548\u7528\u6a21\u578b\u6765\u8fdc\u7a0b\u4f9b\u7ed9\u53ef\u6269\u5c55\u548c\u53ef\u6d4b\u91cf\u7684\u8d44\u6e90\u3002 4.1.1  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[27],"tags":[],"views":13195,"_links":{"self":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/270"}],"collection":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/comments?post=270"}],"version-history":[{"count":0,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/270\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/media?parent=270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/categories?post=270"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/tags?post=270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}