Computer Hardware How many DMA channels are there in an AT class PC? 3 7 4 None of these 8 3 7 4 None of these 8 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A brownout is defined as: a slightly decreased voltage lasting from seconds to minutes or more alternating power out, power on lasting a few minutes a slightly elevated voltage lasting from seconds to minutes or more has nothing to do with electricity complete power out lasting a few minutes a slightly decreased voltage lasting from seconds to minutes or more alternating power out, power on lasting a few minutes a slightly elevated voltage lasting from seconds to minutes or more has nothing to do with electricity complete power out lasting a few minutes ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A 6xx indicates a problem with the CD ROM keyboard floppy drive hard drive CD ROM keyboard floppy drive hard drive ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware COM1 is typically represented by which of the following? 9 pin male port 9 pin female port 25 pin male port 15 pin port 9 pin male port 9 pin female port 25 pin male port 15 pin port ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A keyboard locks up intermittently even when replaced with a new keyboard. What is the LEAST likely cause of the problem? The keyboard connector A second bad keyboard The motherboard The keyboard controller chip None of these The keyboard connector A second bad keyboard The motherboard The keyboard controller chip None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware The following process determines the amount of memory present, the date/ time, and which communications ports and display adapters are installed in a microcomputer? None of these Power on start up process Power on Self Test Start-up utility test Power up boot process None of these Power on start up process Power on Self Test Start-up utility test Power up boot process ANSWER DOWNLOAD EXAMIANS APP
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