Computer Hardware How does a parallel port communicate information to a peripheral device? None of these one byte at a time 16,555 bytes at a time 8 bytes at a time one bit at a time None of these one byte at a time 16,555 bytes at a time 8 bytes at a time one bit at a time ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A customer calls and says her computer won't boot, she can hear noises and can see lights on the box, but nothing comes up on the screen, what should you take to the site to fix the problem? power cable video card hard drive power supply None of these power cable video card hard drive power supply None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which hardware component controls serial port communications? ROM BIOS DMA823 CPU UART 16550 None of these ROM BIOS DMA823 CPU UART 16550 None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Resistance is measured in ohm. Replace the ribbon None of the listed here FALSE True Replace the ribbon None of the listed here FALSE True ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware With a dot matrix printer, light then dark print is most commonly caused by: Overheating print head Erratic ribbon advancement Misaligned print head Erratic paper advancement None of these Overheating print head Erratic ribbon advancement Misaligned print head Erratic paper advancement None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot. 44124 2.5 - 5 15 - 25 50 - 110 43952 44124 2.5 - 5 15 - 25 50 - 110 43952 ANSWER DOWNLOAD EXAMIANS APP