Computer Hardware Which hardware component controls serial port communications? None of these UART 16550 DMA823 ROM BIOS CPU None of these UART 16550 DMA823 ROM BIOS CPU ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware During the normal PC boot process, which of the following is active first? RAM BIOS ROM BIOS Hard disk information None of these CMOS RAM BIOS ROM BIOS Hard disk information None of these CMOS ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware To prevent the computer from overheating you should? None of these All of these Remove the CPU fan Keep the computer cover closed Remove the slot cover from the back None of these All of these Remove the CPU fan Keep the computer cover closed Remove the slot cover from the back ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC. you don't worry; you've got a surge protector on your PC and phone line to your modem you don't worry; you have a lightning rod on your house unplug the PC and remove phone line from the modem you don't worry; you've got a surge protector on your PC stop standing on it you don't worry; you've got a surge protector on your PC and phone line to your modem you don't worry; you have a lightning rod on your house unplug the PC and remove phone line from the modem you don't worry; you've got a surge protector on your PC stop standing on it ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What tool is used to test serial and parallel ports? cable scanner high volt probe None of these loop backs (wrap plugs) sniffer cable scanner high volt probe None of these loop backs (wrap plugs) sniffer ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which of the following is a type of preventative maintenance used on a hard drive? Initializing Uninstalling programs Disk check diagnostics None of these Head alignment diagnostics Initializing Uninstalling programs Disk check diagnostics None of these Head alignment diagnostics ANSWER DOWNLOAD EXAMIANS APP
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