Computer Science, asked by ranjeetrajput10180, 10 months ago

what is a light pen​

Answers

Answered by Anonymous
0

Explanation:

Light pen is a light-sensitive pointing input device which is used to select a displayed menu item or draw pictures on the monitor screen.

It consists of a photocell and an optical system placed in a small tube.

Answered by SpanditaDas
2

Answer:

A handheld light emitting device used for reading barcodes. It looks like a pen that produce light for reading barcodes.

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