单项选择题
A.Attach an external hard disk.
B.Attach an external DVD burner.
C.Convert the local hard disk to a GPT disk.
D.Create and attach a virtual hard drive （VHD）.
单项选择题 You have a computer that runs Windows 7. You need to configure system image backups to meet thefollowing requirements: Automatically create a system image every day without user intervention Retain multiple copies of the system image. Which type of backup destination should you use?()
单项选择题 You have a computer that runs Windows 7. You need to identify which hardware is required to create a system repair disc. Which hardware should you identify?（）
单项选择题 You have a computer named Computer1 that runs Windows 7. Computer1 uses an NTFS-formatted USBdrive that has ReadyBoost enabled. You need to modify the amount of space that ReadyBoost reserves onthe USB drive. What should you do?（）