Integrated-Circuit Logic Families - Technical MCQs

Q1:

Refer the given figure. Which of the following describes the operation of the circuit?

A A LOW input turns Q1 and Q3 on; Q2 and Q4 are off.

B A LOW input turns Q1 and Q4 off; Q2 and Q3 are on.

C A HIGH input turns Q1, Q2, and Q3 off, and Q4 is on.

D A HIGH input turns Q1, Q2, and Q4 on; Q3 is off.

ANS:C - A HIGH input turns Q1, Q2, and Q3 off, and Q4 is on.

No answer description is available.