Provided by www.YuvaJobs.com - Google Placement Paper IIT Guwahati 9 November 2010 Package: 16 Lakh Paper Type: CSE B Tech/M Tech /PHD Experience: Question is base on C/C++/Algo ,OS(little), Puzzles mixed Aptitude. Questions: 30 questions and 2 programs time 1 hour. All Questions are multiple type. I just mention the questions options not remember Section A: 1. Find the value of n the following code: int F(int n) if( n!=0& !(n&(n-1))) printf("%d",n) n is i. Even no ii. Odd nos iii. Non zero numbers iv. Number with power 2 Ans: iv. Description: Take a number like 8. so n= 8 and n-1= 7 So n =1000 and n-1= 111 And n&n-1= 1000 & 111=1111( All bits one) Now !(n & n-1) = 0000 So if(0) which satisfies the if condition. Means when and is a number of power 2, it will satisfy if condition. More Doubt Comments me. Provided by www.YuvaJobs.com - Google Placement Paper IIT Guwahati 9 November 2010