Computer Hardware What product is used to clean smudged keys on a keyboard? All-purpose cleaner TMC solvent Silicone spray None of these Denatured alcohol All-purpose cleaner TMC solvent Silicone spray None of these Denatured alcohol ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which device uses a DMA channel? All of the listed here Network Card Sound Card Modem All of the listed here Network Card Sound Card Modem ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What is your first action when windows reports that your hard drive is developing bad sectors? run scandisk with the "thorough" option run secclean from dos None of these run defrag on the hard drive replace the hard drive run scandisk with the "thorough" option run secclean from dos None of these run defrag on the hard drive replace the hard drive ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which would you do first when troubleshooting a faulty monitor? Power down the computer, then turn it on again to see if that corrects the problem Use a meter to check the CRT and internal circuitry for continuity Power down the monitor, then turn it on again to see if that corrects the problem Check its connections to the computer and power source Power down the computer, then turn it on again to see if that corrects the problem Use a meter to check the CRT and internal circuitry for continuity Power down the monitor, then turn it on again to see if that corrects the problem Check its connections to the computer and power source ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware ESD would cause the most damage to which component? Power supply Expansion board Monitor Keyboard None of these Power supply Expansion board Monitor Keyboard None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which standard govern parallel communications? RS-232a CAT 5 IEEE 1284 RS232 None of these RS-232a CAT 5 IEEE 1284 RS232 None of these ANSWER DOWNLOAD EXAMIANS APP
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