Planning to take coaching on Unacademy
http://bit.ly/gate_unacademy
or
https://unacademy.com/
here is a code for 10% off PLUS1BPK1
Telegram Notification Group link:-
https://t.me/joinchat/X5egW_cvdt9kMGY1
Telegram discussion Group link:-
https://t.me/joinchat/VCyGUmVq8RNkMzhl
Downloads resources from here
https://education4fun.com/gate-cse/
MCQ (Single Correct Answer)
GATE CSE 2008
If P, Q, R are Boolean variables, then (P + Q’)(PQ’ + PR)(P’R’ + Q’) simplifies
(A) PQ’(B) PR’(C) PQ’ + R(D) PR” + Q