单项选择题
You are the network administrator for your company. A user reports that the USB ports on his Windows 2000 Professional portable computer function only when the portable computer is in its docked position at the office. He asks you to configure the computer so that the USB port works when the portable computer is docked and when it is undocked and running on battery power. You verify that the portable computer supports ACPI power management. What should you do？（）
A.Modify the portable computer’s power management settings to ensure the USB ports are not shut down when the computer is running on battery power.
B.Modify the portable computer’s BIOS settings to disable ACPI when the computer is running on battery power.
C.Modify the portable computer’s undocked hardware profile, and enable the USB root hub.
D.Disable the BIOS power management features in the portable computer’s BIOS settings.
E.Obtain external power supplies for the user’s USB devices. Ensure that these power supplies are connected when the portable computer is undocked.
F.Undock the portable computer, and reinstall the drivers for the USB port.
相关考题
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单项选择题
YouinstallanewUSBscanneronaWindows2000Professionalcomputer.Twoweekslater，theuserofthecomputerinformsyouthatwhenhescansimageswiththescanner，thecolorsdonotdisplaycorrectly.Whenheprintsthescannedimages，thecolorsprintcorrectly.Youneedtoensurethatthescannedimagesdisplaythecorrectcolors.Whatshouldyoudo？（）
A.In scanners and cameras in control panel， remove the color management profile.
B.In the display properties in control panel， set the Windows color scheme to Windows standard.
C.In the advanced properties of the display properties in control panel， remove all color management profiles.
D.In the display properties in control panel， increase the colors setting. -
单项选择题
Youinstall10USBtabletson10Windows2000Professionalcomputerswithbuilt-inUSBcontrollers.Afterinstallingthetabletsoftware，younoticethatthetabletscannotcommunicatewiththecomputers.Whatmustyoudotorecoverfromthisproblem？（）
A.Enable the USB root hub controller and reinstall the USB tablet device drivers.
B.Disable USB error detection for the USB root hub controller and enable the USB tablet within the Device Manager.
C.Reinstall the USB device drivers and disable USB error detection.
D.Enable the USB ports in the BIOS and reinstall the USB tablet device drivers. -
多项选择题
YouattachaUSBcameratoyourWindows2000Professionalcomputer.Windows2000Professionaldetectsthecameraandpromptsyoutoinstallthemanufacturer’sdevicedriver.Youdoit，andthenyourestartthecomputer.WhenWin2000Professionalloads，younoticethatyourUSBkeyboarddoesnotrespond.YoususpectthatthecameradriversarenotcertifiedforWin2000Professional.Youwanttoconfigureyourcomputertoenableyourusekeyboardandtopreventuncertifieddriversfrombeinginstalledinthefuture.Whatshouldyoudo？（）
A.Configure Windows 2000 Professional to enable driver signing.
B.Configure Windows 2000 Professional to disable driver signing.
C.Start the computer by using the recovery console， restore the system state data.
D.Start the computer in safe mode， replace the camera driver with a Windows 2000 Professional driver by using Device Manager.
E.Start the computer in debug mode， replace the camera driver with a Windows 2000 Professional driver by using Device Manager.
