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ā‡± Quiz about C Programming PYQs GATE CS

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Question 1

Consider the following ANSI C function: 

int SimpleFunction(int Y[], int n, int x)
{
int total = Y[0], loopIndex;
for (loopIndex=1; loopIndex<=n-1; loopIndex++)
 total=x*total +Y[loopIndex];
return total;
}

Let Z be an array of 10 elements with Z[i]=1, for all i such that 0 <= i <= 9. The value returned by SimpleFunction(Z,10,2) is __________ .

  • 1023

  • 1024

  • 2047

  • 511

Question 2

Consider the following C code. Assume that unsigned long int type length is 64 bits.

The value returned when we call fun with the input [Tex]2^{40}[/Tex] is

  • 4

  • 5

  • 6

  • 40

Question 3

Consider the following C program:

The output of the program above is

  • Hi Bye Bye Hi

  • Hi Bye Hi Bye

  • Bye Hi Hi Bye

  • Bye Hi Bye Hi

Question 4

Consider the following C program

The output is

  • 19

  • 18

  • 20

  • 3

Question 5

Consider the following C functions.

The value returned by pp(3,4) is ________ .

Note -

This question was Numerical Type.

  • 81

  • 64

  • 100

  • 49

Question 6

Consider the following C program.

Which one of the following options is correct?

  • The program will not compile successfully

  • The program will compile successfully and output 10 when executed

  • The program will compile successfully and output 8 when executed

  • The program will compile successfully and output 13 when executed

Question 7

Consider the following ANSI C program. 

#include < stdio.h >
int main( ) 
{
 int arr[4][5];
 int i, j;
 for (i=0; i<4; i++) 
 {
 for (j=0; j<5; j++) 
 {
 arr[i][j] = 10 * i + j;
 }
 }
 printf("%d", *(arr[1]+9));
 return 0;
}

What is the output of the above program?

  • 14

  • 20

  • 24

  • 30

Question 8

Consider the following ANSI C function: 

int SomeFunction (int x, int y)
{
 if ((x==1) || (y==1)) return 1;
 if (x==y) return x;
 if (x > y) return SomeFunction(x-y, y);
 if (y > x) return SomeFunction (x, y-x);

}

The value returned by SomeFunction (15, 255) is __________ .

  • 15

  • 1275

  • 30

  • 255

Question 9

Consider the following ANSI C program 

#include 
int foo(int x, int y, int q) 
 {
 if ((x<=0) && (y<=0))
 return q;
 if (x<=0)
 return foo(x, y-q, q);
 if (y<=0)
 return foo(x-q, y, q);
 return foo(x, y-q, q) + foo(x-q, y, q);
 }
int main( )
{
 int r = foo(15, 15, 10);
 printf(ā€œ%dā€, r);
 return 0;
}

The output of the program upon execution is _________ .

  • 60

  • 10

  • 15

  • 50

Question 10

Consider the following C program.

The output of this program is:

  • 0, c

  • 0, a+2

  • '0', 'a+2'

  • '0', 'c'

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