Every year IISC bangalore conduct written test then interview for Phd. Admission this year Questions in written test are as follow. After this test a PI and Interview based on m.Tech. Thesis is conducted.
Q1. If 120% of a is equal to 80% of b, then what is the value of a+b in terms of b?
Ans. 3a=2b
a=2/3b
a+b=2/3b+b=

Q2.graph of y=x*sin(x)

Q3. How many 5 digit number are there in which preceding number should be smaller.

Ans. ??

Q4.int A[6]={8,1,3,9,12,4};

int i, j, flag=0;

for(i=0;i<5;i++) 

for(j=i+1;j<6;j++)

{ 

if(A[i]*A[j]==x) 

{

printf("found"); 

flag=0 

}

}

if(flag) 

printf("not found");

a.if x=25 flag=0 found

b.x=11, flag=1 not found

c.x=9 found flag=0

d.x=24 not found flag=1 x=5 found flag=0

Ans. C

Q5. Spam identification rule is "You won the lottery!!"

4 out of 10 emails are spam

1 out of 4 spam mails one is email(non spam)

10 out of 240 are spams

(Note - This question is incomplete so I dont know answer)

Ans ??