精子活率
You need to design a security strategy for the Web folders and files created by the consultants and the internal Web developers. What are two possible ways to achieve this goal？（） ["Require the internal Web developers to use Telnet with Kerberos authentication. Require the consultants to use L2TP with IPSec","Require the internal Web developers to use Encrypting File System （EFS） over Web Distributed Authoring and Versioning （WebDAV）. Require the consultants to use Microsoft.NET Passport authentication with Security Level 0","Require the internal Web developers to use Web Distributed Authoring and Versioning （WebDAV） over SSL.Require the consultants to use WebDAV over SSL","Require the internal Web developers to use L2TP with IPSec. Require the consultants to use Encrypting File System （EFS） over Web Distributed Authoring and Versioning （WebDAV）","Require the internal Web developers to use Web Distributed Authoring and Versioning （WebDAV） over SSL.Require the consultants to use L2TP with IPSec"]
从1900年夏到1901年冬，清王朝的大批官员奉旨自尽。形成这一现象的主要原因是（）。 ["甲午战争惨败，北洋将领自刎殉国","八国联军侵华，清朝官员大批罹难","《辛丑条约》签订，首祸诸臣被迫自绝","辛亥革命爆发，满亲贵族惨遭镇压"]
你是TestKing网站的技术员，Stefan和Irene是软件开发员，Stefan在他的WindowsXP专业版电脑上开发一个Web应用，该电脑名为Stefan132。当Irene在浏览器或地址栏中输入http：//Stefan132时，她不能访问Web应用，但是她能访问公司网络其他的资源。当你从你的电脑上运行ping命令时，你不能连接Stephan的电脑，当你使用http：//Stefan132来访问时，IE浏览器显示“DNS或服务器错误”。你要确保Irene能访问Stefan电脑上的Web应用，首先，你建立了一个远程协助连接到Stefan的电脑，接下来你要怎么做呢？（） ["运行ipconfig\/renew命令","关闭然后开启WWW发布服务","确保Everyone组在Inetpub文件夹上有允许全权控制的权限","在本地连接属性中，去除因特网连接防火墙复选框"]
You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The application uses the LINQ ParallelEnumerable. AsParallel method to perform multiple queries on a database. You need to ensure that queries can execute on separate threads concurrently. What should you do? （） [" Use the AsOrdered method."," Use the SelectMany method."," Use the AutoBuffered option in the WithMergeOptions method."," Use the WithExecutionMode method with the ParallelExecutionMode.ForceParallelism parameter."]
什么是串联通风？有哪些危害？
