GATE CSE 2015 SET 1

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 2015 SET 1 A variable x is said to be live at a statement Si in a program if the following three conditions hold simultaneously: There exists a statement Sj that uses x 2. There is a path from Si to Sj in the flow graph corresponding to the program 3. The path has no intervening assignment to x including at Si and Sj The variables which are live both at the statement in basic block 2 and at the statement in basic block 3 of the above control flow graph are(A) p, s, u(B) r, s, u(C) r, u(D) q, v