多项选择题 You are the network administrator for your company. The network consists of a single Active Directory domain. All network servers run Windows Server 2003, and all client computers run Windows 2000 Professional. You need to standardize the desktop environment for all client computers. Your solution must prevent domain users from permanently modifying their regional settings or the desktop background. Which two actions should you perform? （）(Each correct answer presents part of the solution. Choose two.)

单项选择题 You are the network administrator for your company. All network servers run Windows Server 2003. Your network includes one branch office in addition to the main office. A server named Server1 connects the main office to the branch office by using an external dial-up modem. One morning, users report that the connection to the branch office is not functioning. On investigation, you discover that the modem is turned off. You restart the modem. Then you open Device Manager and see the information shown in the exhibit. (Click the Exhibit button.) You need to ensure that the connection between the main office and the branch office functions correctly. Your solution must involve the minimum amount of change to Server1 and the minimum amount of interruption in network service. What should you do? （）

多项选择题 You are the network administrator for your company. All network servers run Windows Server 2003. Server1 hosts highly confidential files. The Disk Management console for Server1 is shown in the exhibit. (Click the Exhibit button.) You need to ensure the security of all files on Server1. In the event of disk failure, you need to minimize the time required to make these files available again. You also need to improve file system performance. Which two actions should you perform?（） (Each correct answer presents part of the solution. Choose two.)