Which of the following desktop hardware should a technician be MOST concerned with disposing of correctly？（）

单项选择题Duringbootup，alaptopscreendisplaysverticalcoloredlinesandthentheLCDscreengoesblank.Therearenodisplayproblemswhenconnectedtoanexternalmonitor.Whichofthefollowingactionsshouldbetakentoresolvetheproblem？（）

A.Replace the laptop.
B.Replace the LCD screen.
C.Replace the LCD pixels.
D.Re-select the LCD in Device Manager.

单项选择题Whenconnectingalaserprintertoanetworkforthefirsttime，atechnicianshouldFIRST：（）

A.configure the network settings on the printer.
B.ensure the cable is set to TCP/IP.
C.enable the printer in the BIOS.
D.configure the printer as bi-directional in Windows.

单项选择题AworkorderstatesthatacustomerusedWindowsupdatesandafterrebootingthecomputer，thevideodriverwascorruptedandthecomputerwasinsafemode.WhichofthefollowingwouldbetheBESTactiontotake？（）

A.Download and install the correct video driver from the manufacturer’s web site.
B.Remove the video driver and reboot the computer.
C.Use the Driver Roll Back feature in Device Manager.
D.Go back to Windows update and specify the correct video driver.

单项选择题InwhichofthefollowinglocationswouldatechniciansettheLBAmodeforaharddrive？（）

A.Jumper Settings
B.Disk Manager
C.Device Manager
D.System BIOS

单项选择题Wheninstallinganinkjetprinterforthefirsttime，whichofthefollowingshouldbedoneFIRST？（）

A.Print a test page from the Printer icon under the printers tab.
B.Select the new printer as the default printer.
C.Run the printhead alignment within the Tools folder of the printer.
D.Ensure that the printer is set for bi-directional printing.