C-Extended

What will this program print?

1. main()  

2. {  

3.   int i = 2;  

4.   {  

5.     int i = 4, j = 5;  

6.      printf("%d %d", i, j);  

7.   }    

8.   printf("%d %d", i, j);  

9. }  

• 1. 4525

• 1. 2525

• 1. 4545

• 1. None of the these

What is the output of the following code?

int x = 5;
int y = 3;
int z = x + y;
printf("%d", z);

• 5

• 15

• 2

• 8

What is the result of the following expression?

int a = 10;
int b = 5;
int c = a * b + 2;
printf("%d", c);

• 52

• 50

• 25

• 15

What will be the value of 'num' after executing the following code?

int num = 7;
num += 3;
num *= 2;
printf("%d", num);

• 20

• 25

• 15

• 10

How many times "javaTpoint" is printed?

1. #include<stdio.h>  

2. int main()  

3. {  

4.     int x;  

5.     for(x=-1; x<=10; x++)  

6.     {  

7.         if(x < 5)  

8.             continue;  

9.         else  

10.             break;  

11.         printf("javaTpoint");  

12.     }  

13.     return 0;  

14. }  

• 1. 0 times

• 12 times

• 1. 11 times

• 1. Infinite times

How many times while loop is executed if a short int is 2 byte wide?

1. #include<stdio.h>  

2. int main()  

3. {  

4.     int i=1;  

5.     while(i <= 155)  

6.     {  

7.         printf("%c %d\n", i, i);  

8.         i++;  

9.     }  

10.     return 0;  

11. }  

• 1. 154 times

• 1. 155 times

• 1. 156 times

• 1. Infinite times

Which statement is correct about the below program?

1. #include<stdio.h>  

2. int main()  

3. {  

4.     int i = 8, j = 24;  

5.     if(i = 8) && if(j = 24)  

6.         printf("Welcome Programmer");  

7.     return 0;  

8. }  

• 1. Welcome Programmer

• 1. Error: Undeclared identifier if

• 1. Error: Expression syntax

• 1. No output

Find out the error, if any in the below program?

1. #include<stdio.h>  

2. int main()  

3. {  

4.     int j = 1;  

5.     switch(j)  

6.     {  

7.         printf("Hello programmer!");  

8.         case 1:  

9.             printf("Case1");  

10.             break;  

11.         case 2:  

12.             printf("Case2");  

13.             break;  

14.     }  

15. return 0;  

16. }  

• 1. No error in program and prints "Case1"

• 1. Error: Invalid printf statement after switch statement

• 1. Error: No default specified

• 1. None of the above

What is the output of the above program?

#include <stdio.h>

int main()

{

    int i = 3;

    printf("%d", (++i)++);

    return 0;

}

• error

• 3

• 4

• 1

How many times will the following loop execute?

1. for(j = 1; j <= 10; j = j-1)

• 1. Forever

• 1. Never

• 1. 0

• 1. 1