On a dot-matrix printer, regular lube maintenance should be followed, but this component should never be lubed: None of these Printhead Paper advance bearings Carriage rails Platten bearings TRUE ANSWER : ? YOUR ANSWER : ?
During boot-up, the memory test Is a superfluous step that should be ignored Is an operational error Checks and verifies that contiguous memory is installed Displays what memory is installed, but nothing else TRUE ANSWER : ? YOUR ANSWER : ?
When not in use, it is very important to keep 5 VA diskettes in _____. On a shelf in an upright position In a plastic bag In the floppy drive None of these Their protective sleeves TRUE ANSWER : ? YOUR ANSWER : ?
Which peripheral port provides the FASTEST throughput to laser printers? Parallel Serial SCSI None of these RS-232 TRUE ANSWER : ? YOUR ANSWER : ?
RS-232 is a standard that applies to? None of these Serial port All of these Parallel port Game port TRUE ANSWER : ? YOUR ANSWER : ?
You see the message "invalid media device" after installing a new hard drive. What do you do next? Format Partition Add the OS Fdisk TRUE ANSWER : ? YOUR ANSWER : ?
What product is used to clean smudged keys on a keyboard? TMC solvent Silicone spray None of these All-purpose cleaner Denatured alcohol TRUE ANSWER : ? YOUR ANSWER : ?
Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this? reverse vacuum non-static compressed air any small vacuum device blow real hard on the system board use a lint-free cloth and wipe gently TRUE ANSWER : ? YOUR ANSWER : ?
ISDN stands for: integrated services digital network inferior sector data net internal select data nulls interval set down next interior sector direct none TRUE ANSWER : ? YOUR ANSWER : ?