单项选择题 You work as a network administrator， and your responsibilities include managing server storage. You havebeen asked to purchase a new disk subsystem for your company’s storage-area network （SAN）. You arein the process of testing hardware solutions before making purchases， and you attach a new disksubsystem to the network. You want to provision the new disks and create new logical unit numbers （LUNs）to assign to a server named Server1. You open Storage Manager for SANs， but you can’t see the newhardware. However， you can connect to the new hardware by using the software provided by the vendor.You want to be able to manage the new disk subsystem you purchase by using Storage Manager for SANs. What should you do？（）

单项选择题 You are a systems administrator responsible for deploying Windows SharePoint Services （WSS） for accessby users from an external business partner. You have installed the appropriate server role and have verified that the SharePoint Web site loads properly from the local server computer. All options are usingtheir installation default values. External users report that they cannot log on to the site. Which of thefollowing changes should you make to resolve the problem？（）

单项选择题 You are a systems administrator responsible for managing a Windows Server 2008 SMTP server.Recently， users have complained that a Web application running on the same server is experiencing performance problems at specific times of the day. You suspect that the problem might be related to loadplaced on the SMTP Server service. Which of the following methods should you use to monitor theperformance of an SMTP virtual server over time？（）