单项选择题
You have a computer running Windows 2000 Professional. You have purchased a new USB scanner. You attached it to the USB port. When you go to device manager to see the status of the USB port， You did not find any USB controller there. You then reboot your system and go to system BIOS settings and enable the USB Controller. But it is still missing. What should you do to resolve this problem？（）
A.Update the scanner drivers using certified drivers
B.Enable the USB port in the computers BIOS again.
C.Contact the maker or vendor for you system and obtain the current version of BIOS.
D.Enable the USB hub controller in device manager.
E.Reinstall the USB device driver and disable the USB error detection
相关考题
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单项选择题
YouhaveacomputerrunningWindows2000Professional.YouhavepurchasedanewUSBscanner.YouattachedittotheUSBport.WhenyougotodevicemanagertoseethestatusoftheUSBport，youdidnotfindanyUSBcontrollerthere.Whatshouldyoudotoresolvethisproblem？（）
A.Update the scanner drivers using certified drivers
B.Enable the USB port in the computers BIOS
C.Enable the USB hub controller in device manager.
D.Reinstall the USB device driver and disable the USB error detection -
单项选择题
YouhaveacomputerwithaUSBkeyboardthatisrunningWindows2000Professional.YouinstallaUSBscanneronthissystem.Thesystemasksforthedriverandyouinstallthem.Afteryourestartyourcomputer，younoticethatthekeyboarddoesn’tworkanymore.Whatshouldyoudoinordertomakeboth，thekeyboardandthescannerwork？（）
A.Update the scanner drivers using certified drivers
B.Enable the USB port in the computers BIOS
C.USB keyboards DO NOT exist
D.Enable the USB hub controller
E.Reinstall the USB device driver and disable the USB error detection -
单项选择题
Youarethenetworkadministratorforyourcompany.AuserreportsthattheUSBportsonhisWindows2000Professionalportablecomputerfunctiononlywhentheportablecomputerisinitsdockedpositionattheoffice.HeasksyoutoconfigurethecomputersothattheUSBportworkswhentheportablecomputerisdockedandwhenitisundockedandrunningonbatterypower.YouverifythattheportablecomputersupportsACPIpowermanagement.Whatshouldyoudo？（）
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.
