单项选择题
A.Upgrade the computer to Windows 7 Enterprise.
B.Install all Windows Updates for Windows 7 Professional.
C.Issue a digital certificate for the Encrypting File System (EFS).
D.Select the Encrypt contents to secure data checkbox from the properties on the removable drive.
单项选择题 YouhaveacomputerthatrunsWindowsVista.Thecomputerhasonepartitionand1GBofRAM.YouneedtoupgradethecomputertoWindows7. Whatshouldyoudofirst?（）
单项选择题 You have a computer that runs Windows 7 Professional. A USB disk is attached to the computer. You needto ensure that you can enable BitLocker To Go on the USB disk. What should you do？（）
单项选择题 You have a computer that has the following hardware configuration:.1.6-gigahertz (GHz) processor (64-bit).8-GB RAM.500-GB hard disk.Graphics card that has 128-MB RAM. You need to select an edition ofWindow 7 to meet the following requirements:Support DirectAccess Support Windows XP ModeUse all of the installed memory Support joining an Active Directory domain. Which edition should you choose？（）