Computer Hardware Which component must be vacuumed or replaced during preventative maintenance on a laser printer? All of the listed here Ozone filter Scanning mirror Toner cartridge All of the listed here Ozone filter Scanning mirror Toner cartridge ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware The acronym HDI stands for: Head to disk interference Half duplex interface Hard disk interface Help desk interference None of these Head to disk interference Half duplex interface Hard disk interface Help desk interference None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed: Paper advance bearings None of these Carriage rails Platten bearings Printhead Paper advance bearings None of these Carriage rails Platten bearings Printhead ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware When not in use, it is very important to keep 5 VA diskettes in _____. None of these On a shelf in an upright position In the floppy drive In a plastic bag Their protective sleeves None of these On a shelf in an upright position In the floppy drive In a plastic bag Their protective sleeves ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What device prevents power interruptions, resulting in corrupted data? Surge protector Battery back-up unit Multiple SIMMs strips Data guard system Surge protector Battery back-up unit Multiple SIMMs strips Data guard system ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Resistance is measured in ohm. None of the listed here FALSE Replace the ribbon True None of the listed here FALSE Replace the ribbon True ANSWER DOWNLOAD EXAMIANS APP
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