COMPUTER PERIPHERALS
PRINTERS AND SCANNERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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How are the dots which make up the various printed characters put onto the surface of paper from a direct thermal printer?
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Through spraying
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By etching
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Through impact
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By burning
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Explanation:
Detailed explanation-1: -Dots are typically caused by foreign material inside the machine (for example, paper dust, glue from labels or envelopes, paper clips, staples) sticking to or damaging the surface of the drum. Toner builds up on or sticks to these areas on the drum and creates black dots on the printed pages. 2.
Detailed explanation-2: -An inkjet printer is a computer peripheral that produces hard copies of a text document or photo by spraying droplets of ink onto paper. A typical inkjet printer can produce color printing copies with a resolution of 1200 x 1440 dpi.
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