COMPUTER FUNDAMENTALS

COMPUTER HARDWARE

OUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following statement refers to ink jet printer.
A
Produces colour photo-lab quality pictures
B
Used a laser beam and powdered ink to transfer images onto paper.
C
forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper.
D
A sophisticated printers used to produce high-quality drawings such as graphs, maps, engineering drawings
Explanation: 

Detailed explanation-1: -Inkjet printers use quick-drying, water-based inks and a printhead with a series of small nozzles that spray ink onto the surface of the paper. The printhead assembly is driven by a belt-fed motor that moves the printhead across the paper.

Detailed explanation-2: -An ink-jet printer is a type of nonimpact printer that forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper. Printer resolution is measured in dots per inch (dpi). A dot is a drop of ink, so a higher dpi means smaller dots which leads to better quality.

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