单项选择题 Your network consists of a single Active Directory domain. All servers run Windows Server 2008 R2. A server named Server1 has the Remote Desktop Services server role installed.   You notice that several users consume more than 30 percent of the CPU resources throughout the day. You need to prevent users from consuming more than 15 percent of the CPU resources. Administrators must not be limited by the amount of CPU resources that they can consume. What should you do？（）

单项选择题 Your network consists of a single Active Directory forest. The sales department in your company has 600 Windows Server 2008 R2 servers. You need to recommend a solution to monitor the performance of the 600 servers. Your solution must meet the following requirements：   èGenerate alerts when the average processor usage is higher than 90 percent for 20 minutes.   èAutomatically adjust the processor monitoring threshold to allow for temporary changes in the workload.   What should you recommend？（）

单项选择题 You need to design a Windows Server Update Services （WSUS） infrastructure that meets the  following requirements：   èThe updates must be distributed from a central location.   èAll computers must continue to receive updates in the event that a server fails. What should you include in your design？（）