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單項選擇題

A user reports that they are unable to print to a remote printer. Which of the following should the technician check FIRST？（）

A.Printer driver
B.Protocol stack
C.Network connectivity
D.Correct patch application

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單項選擇題

Which of the following backup media would be MOST appropriate for router configuration files？（）

A.Optical
B.Tape
C.Flash drive
D.Hard disk

單項選擇題

A technician（技術(shù)） has a current baseline（基準(zhǔn)線） 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？（）

A. After the memory is installed
B. Before the upgrade is performed
C. After the NIC is installed
D. After the upgrades are performed