A.CD DVD burnerB.floppy diskC.tape driveD.USB diskYou h……

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?（）

A.Open Computer and modify the properties of the USB drive.
B.Open Performance Information and Tools and run disk cleanup.
C.Open Devices and Printers and modify the properties of the USB drive.
D.Open Device Manager and modify the properties of the USB device.

单项选择题You have a computer that runs Windows 7. You generate a System Diagnostic Report and receive thefollowing warning message: The Graphics rating for the system is poor and may be the cause of performance problems. You need to increase the graphics performance of the computer without modifyingthe current hardware or drivers.  What should you do?（）

A.From Personalization， modify the screen saver.
B.From Indexing Options， modify the Advanced options.
C.From Performance Options， modify the visual effects.
D.From Performance Options， modify the processor scheduling.

单项选择题You need to increase the size of a paging file.  What should you do?（）

A.From Disk Management， shrink the boot partition.
B.From Disk Management， shrink the system partition.
C.From System， modify the Advanced system settings.
D.From System， modify the System protection settings.

单项选择题You have a computer named Computer1 that runs Windows 7. You need to configure Computer1 to supportthe collection of Windows system events from other computers.  Which command should you run?（）

A.Wecutil.exe qc
B.Winrm.exe quickconfig
C.Winrs r：Computer1
D.Wmic /aggregate

单项选择题You need to identify the hardware failures have occurred on your computer in the past six months. What should you do?（）

A.Open Device Manager.
B.Open Reliability Monitor.
C.Create a User Defined Data Collector Set.
D.Create a new Event Trace Sessions Data Collector Set.