单项选择题
A.Set the driver signing option to block.
B.Set the driver signing option to ignore.
C.In the computer’s BIOS， reserve an unused IRQ for ISA devices.
D.In the Device Manager， configure the second ISA network adapter to use an unused IRQ.
单项选择题 Youhavea10Mbpsnetworkcardinyourcomputer.Youinstalla100Mbpsnetworkcardonyourcomputerandrestartthecomputer.The100Mbpscardinnotworkingduetoaconflictwiththe10Mbpscard.Youwantonlythe100Mbpscardtobeactive.Whatshouldyoudotodisablethe10Mbpsnetworkadapter？（）
单项选择题 YouareinstallingWindows2000Professionalon100MPScompliantcomputers.Youhavecreatedanimageofthiscomputerandcopiedtheimagetotwotestcomputers，whichhavetwoprocessorsinstalledonthem.Whenyourunthetestcomputers，youfindoutthatthesecondprocessoronboththecomputersisnotbeingused.Whatshouldyoudotoenablethesecondprocessor？（）
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. Then you go to device manager to see the status of the USB port. The status of the USB port is shown below. What should you do to resolve this problem?()