Computer Hardware What is modified when changing the system start-up boot sequence? BIOS/CMOS autoexec.bat None of these CONFIG.SYS COMMAND.COM BIOS/CMOS autoexec.bat None of these CONFIG.SYS COMMAND.COM ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware When is the risk for electrostatic discharge the greatest? Day time High humidity Night time Low humidity Day time High humidity Night time Low humidity ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware An IRQ allow interface cards to: Interrupt the CPU to request service Pass data from one card to another Pass data to the CPU to be processed Pass data to the computers memory Interrupt the CPU to request service Pass data from one card to another Pass data to the CPU to be processed Pass data to the computers memory ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed: Platten bearings Carriage rails None of these Paper advance bearings Printhead Platten bearings Carriage rails None of these Paper advance bearings Printhead ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware How many DMA channels are there in an AT class PC? 8 4 None of these 7 3 8 4 None of these 7 3 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware During preventative maintenance on a dot matrix printer, do NOT lubricate: Print head pulley Paper advance gear bushings Platen assembly Print head pins Print head pulley Paper advance gear bushings Platen assembly Print head pins ANSWER DOWNLOAD EXAMIANS APP
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