Question

TTL triggering gives a ____________

(a) attenuated output

(b) magnified output

(c) unstable output

(d) stable output

I have been asked this question in semester exam.

This is a very interesting question from TTL Triggering in division Oscilloscopes of Electrical Measurements

Answer 1

The correct choice is (d) stable output

For explanation: TTL triggering circuit in a Cathode Ray Oscilloscope gives rise to a stable display. There is no necessity to check the TTL levels on the screen. The logic levels are also checked to be correct.