Online Random Test

Test Status

CRANDOMTEST

Ques 1 : what is the output of following program?

main(){
auto a;
register r;
static s;
extern e;
printf("%d",sizeof a);
printf("%d",sizeof r);
printf("%d",sizeof s);
printf("%d",sizeof e);
return 0;
}

(A) 2 4 2 4

(B) 2 2 4 2

(D) 2 4 2 2

Ques 2 : What will be the output of the following program if the base address of array is 100.
main()
{
int gyan[] = { 1,2,3,4,5 };
int i,ptr ;
ptr = gyan;
for(i = 0; i<=4 ; i++)
{
print("\n %d", ptr++);
}
}

(A) 1 2 3 4 5

(B) 2 3 4 5

(D) 101 102 103 104

Ques 3 :
What will be output when you will execute following code?

void main(){
if(!10>-10)
printf("C");
else
printf("C++");
}

(A) C

(B) C++

(D) none of these

Ques 4 : What is the output of following program?

void main(){
int a;
a=1;
while(a<=10){
printf("%d",a);
if(a>3 && a<8)
continue;
a++;
}
printf("%d",a+10);
}

(A) 1 2 3 4 5 6 ...................infinite

(B) 1 2 3 4 5 5 ...................infinite

(D) 1 2 3 4 4 3 ...................infinite

Ques 5 :
What will be the output of the following program?
main()
{
printf(3+�??Gyantonic�??+4);
}

(A) ntonic

(B) tonic

(D) nic

Ques 6 : What is the output of following program?

void main(){
int a=100;
printf("%d %u %o %x", a,a,a,a);
}

(A) 100 100 0000144 0x0064

(B) 100 100.00 0000144 0x0064

(D) 100 100 0000127 0x0064

Ques 7 : What is the output of following program?

void main(){
int a;
a='a'>'A';
printf("%d",a);
}

(A) 0

(B) 1

(D) none of these

Ques 8 : What value of c will get printed
main()
{
int a,b,c;
a=10;
b=20;
c=printf("%d",a)+ ++b;
printf("%d",c);
}

(A) 23

(B) 22

(D) Compilation Error

Ques 9 : what is the output of following program?

void main(){
int a=1;
void xyz(int , int);
xyz(++a,a++);
xyz(a++,++a);
printf("%d",a);
}
void xyz(int x, inty){
printf("%d%d",x,y);
}

(A) 3 1 3 4 5

(B) 3 1 4 4 5

(D) 3 1 4 5 5

Ques 10 : What is the output of the following program?

void main(){
int a;
a=10;
while(a++<=15)
printf("%d",a);
printf("%d",a+10);
}

(A) 10 11 12 13 14 15 16

(B) 11 12 13 14 15 16 27

(D) 11 11 12 13 14 15 25

Ques 11 : What is the output of the following program?

void main(){
int a;
a=1;
a++ * ++a;
printf("%d",a);
}

(A) 3

(B) 4

(D) 2

Ques 12 : What is the output of following program?

void f1(){
int a=0;
++a;
printf("%d",a);
}
main(){
int a=10;
f1();
f1();
f1();
printf("%d",a);
return 0;
}

(A) 0 1 1 10

(B) 10 0 1 10

(D) 1 1 1 10

Ques 13 :
What will be output when you will execute following c code?

#include<stdio.h>
int main(){
signed x,a;
unsigned y,b;
a=(signed)10u;
b=(unsigned)-10;
y = (signed)10u + (unsigned)-10;
x = y;
printf("%d %u\t",a,b);
if(x==y)
printf("%d %d",x,y);
else if(x!=y)
printf("%u %u",x,y);
return 0;
}

(A) 10 -10 0 0

(B) 10 -10 65516 -10

(D) 10 -10 10 -10

Ques 14 :
What will be the output of the following program?
main()
{
printf("%c","Pskills"[4]);
}

(A) Compilation Error

(B) P

(D) l

Ques 15 : What is the output of following program?

void main(){
int a=2;
switch(a)
{
case 1: printf("A");
break;
case 2: printf("B");
continue;
case 3: printf("C");
break;
case 4; printf("D");
default: printf("E");
}
}

(A) B E

(B) B C E

(D) error

Ques 16 : What is the output of following program?

void main(){
float a;
a=8.5;
if(a==8.5)
printf("1");
else
printf("2");
}

(A) 1

(B) 2

(D) none of these

Ques 17 : What is the output of following program?

void main(){
printf("%d%d%d",10<<1, 10>>1, ~10);
printf("%d%d%d",10^20, 10|20, 10&20);
}

(A) 20 5 -11 30 30 1

(B) 20 5 -9 30 30 0

(D) 20 5 -11 30 30 0

Ques 18 : What will be the output
main()
{
int i, j, ptr, ptr1;
i = 10;
j = 10;
ptr = &i;
ptr1 = &j;
if(ptr == ptr1)
{
printf("True");
}
else
{
printf("False");
}
}

(A) True

(B) False

(D) Run time Error

Ques 19 :
What will be the output
main()
{
int i;
i = 10;
printf("%d\t",5,6);
printf("%d", i , i++);
}

(A) 5 11

(B) 6 10

(D) 5 10

Ques 20 : What is the output of the following code?

#include "stdio.h"
extern int a;
main(){
printf("\na=%d",a);
return 0;
}

(A) a=0

(B) a=garbage value

(D) none of these

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