Home / Engineering / Digital Principles and System Design / Question

M

Mr. Dubey • 51.43K Points
Coach

Q.) For a NAND gate, struck-at 1 fault in second input line cannot be detected if

(A) q is 1
(B) q is 0
(C) q changes from 1 to 0
(D) q changes from 0 to 1
Correct answer : Option (B) - q is 0

Explanation:
 in a nand gate, struck-at 1 fault in the second input line cannot be detected if the output q is reset (q=0) prior to applying the test sequence.

Share

Discusssion

Login to discuss.