You have a computer that runs Windows XP Professional. You need to verify that all drivers installed on the computer are digitally signed by Microsoft. What should you do?（）

You network contains 500 computers. You have a computer that runs Windows XP Professional. The computer is used to perform application testing and has Internet Information Services (IIS) installed. The computer has a group named Developers. You need to ensure that only the members of the Developers group can access the Web site. Which two configuration changes should you perform?（）

You have a computer that runs Windows XP Professional. Two users named User1 and User2 share the computer. User1 and User2 encrypt files on the computer. User1 encrypts a file named file1. doc. You need ensure that both User1 and User2 can view the contents of file1. doc.What should you instruct User1 to do?（） 

You have a public computer that runs Windows XP Professional. All users log on to the computer by using the same user account. You log on to the computer by using the local administrator account and attempt to access a secure Web site. You discover that you have automatically logged on to the secure Web site by using the credential of another user. You need to connect to the secure Web site by using your own credentials.What should you do?（）

You have a portable computer that runs Windows XP Professional. The computer supports Advanced Configuration and Power Interface (ACPI). You need to ensure that the computer enters Sleep Mode when you close the lid of the computer.What should you do?（） 

A user named User1 has a computer named Computer1 that runs Windows XP Professional. User1 has a folder that contains encrypted files. You purchase a new computer named Computer2. You back up User1's files and restore them to Computer2. You need to ensure that User1 can access the encrypted files on Computer2.What should you do?（）

You have a computer that runs Windows XP professional. The computer contains one partition and a floppy disk drive. You connect a new USB drive. You need to back up the computer to meet the following requirements: Enable a complete recovery if the hard disk fails. Enable an automatic restore of the operating systems. Automatically recreate the partitions during a restore process.What should you do?（）

You have a computer that runs Windows XP Professional. The computer has an 802. 11g wireless network card. You have a wireless access point that is secured by using WiFi Protected Access (WPA). The service set identifier (SSID) of the wireless access point does not broadcast. You need to establish a wireless connection to the wireless access point.What should you do?（） 

You have a computer that runs Windows XP Professional. Multiple users share the computer. You log on to the computer by using the local administrator account and install a custom application. You need to add an application shortcut to the desktop of all new users who use the computer. The shortcut must appear on the desktop of new users only.What should you do?（）

You have a computer that runs Windows XP Professional. You connect one local print device and install a printer. You share the printer. You need to give a user the ability to manage all new print jobs submitted to the printer. Your solution must prevent the user from installing additional local printers.What should you do?（）