Computer Hardware
What action will correct patchy, faint, uneven or intermittent print on a dot matrix printer?

Replacing the ribbon
Adjusting the tractor feed tension
Replacing the timing belt
Adjusting the paper feed tension
None of these

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Computer Hardware
In laser printer technology, what happens during the conditioning stage?

A uniform negative charge is placed on the toner
The corona wire places a uniform positive charge on the paper
A uniform negative charge is placed on the photosensitive drum
None of these
All of these

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