1
GATE CSE 2007
MCQ (Single Correct Answer)
+2
-0.6
Consider the following C code segment:
int IsPrime(n){
int i, n;
for(i=2; i<=sqrt(n);i++){
if(n % i == 0){
printf("No prime\n"); return 0;
}
return 1;
}
}
Let T(n) denote the number of times the for loop is executed by the program on input n. Which of the following is TRUE?2
GATE CSE 2007
MCQ (Single Correct Answer)
+2
-0.6
In the following C function, let n $$ \ge $$ m.
int gcd(n,m)
{
if (n % m == 0) return m;
n = n % m;
return gcd(m,n);
}
How many recursive calls are made by this function?3
GATE CSE 2007
MCQ (Single Correct Answer)
+2
-0.6
What is the time complexity of the following recursive function?
int DoSomething(int n){
if(n <= 2)
return 1;
else
return (floor(sqrt(n)) + n);
}4
GATE CSE 2005
MCQ (Single Correct Answer)
+2
-0.6
A Priority-Queue is implemented as a Max-Heap. Initially, it has 5 elements. The level-order traversal of the heap is given below:
10, 8, 5, 3, 2
Two new elements '1' and '7' are inserted in the heap in that order, The level order traversal of the heap after the insertion of the elements is:
10, 8, 5, 3, 2
Two new elements '1' and '7' are inserted in the heap in that order, The level order traversal of the heap after the insertion of the elements is:
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