1 votes 1 votes Digital Logic digital-logic combinational-circuit + – Vignesh Kamath asked May 4, 2016 • retagged May 18, 2021 by Shiva Sagar Rao Vignesh Kamath 555 views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply ManojK commented May 4, 2016 reply Follow Share 24 possible cases 0 votes 0 votes Praveen Saini commented May 4, 2016 reply Follow Share https://gateoverflow.in/37021/digital-logic 1 votes 1 votes Vignesh Kamath commented May 4, 2016 reply Follow Share Praveen Sir can u please elaborate using combination for this problem? 0 votes 0 votes Vignesh Kamath commented May 4, 2016 reply Follow Share @Manoj, I got 10 posiible cases can u explain how u got 24? 0 votes 0 votes Praveen Saini commented May 5, 2016 reply Follow Share Vignesh: Y is one when $(A_2 \oplus B_2 \oplus A_1 \oplus B_1 \oplus A_0 \oplus B_0)$ is 0. so when no of 1's is even. That is $^6C_0+ ^6C_2 + ^6C_4 + ^6C_6 = 1+15+15+1= 32$ 1 votes 1 votes Vignesh Kamath commented May 6, 2016 reply Follow Share Thank You 0 votes 0 votes Please log in or register to add a comment.
1 votes 1 votes I think here are 30 combination ManojK answered May 5, 2016 • edited May 5, 2016 by ManojK ManojK comment Share Follow See all 3 Comments See all 3 3 Comments reply Vignesh Kamath commented May 5, 2016 reply Follow Share Got it mate so the answer is 16 right. Thanks a lot 1 votes 1 votes srestha commented May 5, 2016 reply Follow Share @Manojk in ur 1st combination 3 outputs are coming 0 0 0 0 XNOR 0 XNOR 0 = 0 not 1 we are getting in Y Similarly 2nd , 3rd , 4th combination too Am I wrong? 1 votes 1 votes ManojK commented May 5, 2016 reply Follow Share thanks 1 votes 1 votes Please log in or register to add a comment.