UGC NET CSE | November 2017 | Part 3 | Question: 15

Question

With respect to CRT, the horizontal retrace is defined as

• A. The path an electron beam takes when returning to the left side of the CRT
• B. The path an electron beam takes when returning to the right side of the CRT
• C. The technique of turning, the electron beam off while retracing
• D. The technique of turning, the electron beam on/ off while retracing

Answer 1

Ans is A       The path an electron beam takes when returning to the left side of the CRT

https://www.tutorialspoint.com/computer_graphics/computer_graphics_basics.htm

Answer 2

In computer graphics Horizontal Retrace is defined as: The path an electron beam takes when returning to the left side of the CRT.
So, option (A) is correct.