单项选择题
A. Verify the configuration of the connected port on the network switch.
B. Reboot the server.
C. Install a new NIC on the server.
D. Verify that network cables are connected.
单项选择题 Auserreportsthattheyareunabletoprinttoaremoteprinter.Whichofthefollowingshouldthe techniciancheckFIRST？（）
单项选择题 WhichofthefollowingbackupmediawouldbeMOSTappropriateforrouterconfigurationfiles？（）
单项选择题 A technician（技术） has a current baseline（基准线） and is told to install additional（添加） memory and a faster NIC card. At which point in time should the next baseline be run？（）