Home GATE Question of the Day GATE Question Of The Day - Digital Electronics GATE Question Of The Day - Digital Electronics personSouravMani 4:53 PM 19 share In the following circuit, X is given by, (A) X = (B) X = (C) X = (D) X = One of the toughest question, will be ask in GATE 2013. Tags GATE Question of the Day Facebook Twitter Whatsapp Newer Older
(D) X = 
ans a
ReplyDeleteans a
ReplyDeletea
ReplyDeleteA
ReplyDeleteans.a
ReplyDeletei hope many aspirants do have the same confidence level. yes you are correct friends. its "A" the answer.
ReplyDelete'A '
ReplyDeletec
ReplyDeleteAns A
ReplyDeleteFrom the first mux output Y=A Xor B and the second MUX output is X=YXorC. Substitute Y in X.
ReplyDelete=> X=A Xor B Xor C .
plzz answer with explanation...
ReplyDeleteoption D
ReplyDeletea
ReplyDeleteans c
ReplyDeletey=A'B'(0)+ AB'(1)+A'B(1)+AB(0)
ReplyDelete=A'B+AB'
Now
x=(A'B+AB')'C'(0)+(A'B+AB')C'(1)+ (A'B+AB')'C(1)+ (A'B+AB')C(0)
= (A'B+AB')C'+ (A'B+AB')'C
=A'BC'+AB'C'+A'B'C+ABC
=ANSwer
a
ReplyDeletea
ReplyDeleteA
ReplyDeleteA
ReplyDelete