Assertion A: A Raster scan device is a CRT graphic device and can use a television monitor for display

Reason R: In Raster scan display the picture is composed of Q a series of dots. These dots are traced out as a series of horizontal lines. Television works in a similar fashion. In the light of the above statements, choose the correct answer from the options given below:

1. ABoth A and R are true and R is the correct explanation of A
2. BBoth A and R are true but R is not the correct explanation of A
3. CA is true but R is false
4. DA is false but R is true

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: A. Both A and R are true and R is the correct explanation of A

Explanation

A raster-scan CRT draws the picture as rows of dots, line by line, exactly as a television does, so it can use a TV monitor. R explains A.