Question

A normal keyboard
What is a light pen
A light pen is a pe​

Answer 1

Answer:

So what is your question?

I could help you better but I'll try my best.

Light Pen: It is a computer input device which is commonly used to modify text or data on a screen.

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Answer 2

A light pen is a pen like pointing device. it is used to select objects on the display screen. It is quite similar to a mouse except that it allows you to point to the objects displayed on the screen or draw directly on it. light pen is only used with CRT monitors. it is mainly used by engineers, fashions, designs or architects etc.