单项选择题
A.Configure the 10/100 switch to transfer only at the 100 MBPS rate.
B.Configure 10/100 MBPS network adapter card to switch all the computers at 10 MBPS rate.
C.Change the combination network adapter card to use the BNC transceiver setting.
D.Change the combination network adapter card to use the UTP transceiver setting.
单项选择题 YourcompanyhasjustupgradeditsCATAGORY5Ethernetnetworkfrom10Mbpsto100Mbps.Aftertheupgrade，the20Windows2000Professionalcomputersinthemarketingdepartmentcannolongerconnecttothenetwork.Theremaining80Windows2000computersinthecompanycanconnect，however.YourcompanyusesNWLinkastheonlynetworkprotocol.Youneedtoconnectthecomputersinthemarketingdepartmenttothenetwork.Whatmustyoudo？（）
单项选择题 You upgrade 6 MPS compliant computers from Windows NT Workstation 4.0 to Windows 2000 Professional computer. Each computer has two 550 MHz processors. The computers are used for high-resolution graphics applications that require exceptional performance. After the upgrade users complain that the processing time for graphic applications is much slower than before. What should you do?（）
单项选择题 Youaretheadministratorofyoucompanynetwork.AusernamedPeterrequestsassistanceinhisWindows2000Professionalportablecomputer.Peterispreparingforhistestandwantstooptimizethebatterylifeforhisportablecomputer.YouwanttoconfigurePeter’scomputertosavethecontentsofmemoryonharddiskandthenshutdownwhenPeterpressesthesleepbutton.Whatshouldyoudo？（）