C programming 2

1. What is the format specifier for printing an integer in C?

• %i

• %d

• %s

• %f

2. How do you include a header file in C?

• <include header.h>

• <header.h>

• #include "header.h"

• include "header.h"

3. What is the result of the expression 10 % 3 in C?

• 0

• 3

• 3.33

• 1

4. How do you declare a constant pointer to an integer variable in C?

• const * int ptr;

• int * const ptr;

• const int * ptr;

• int const * ptr;

5. What is the purpose of the "do-while" loop in C?

• To execute a block of code repeatedly until a condition is met

• To iterate over the elements of an array

• To break out of a loop prematurely

• To execute a block of code at least once, then repeatedly until a condition is met

7. How do you access a specific element in an array in C?

• arr(index)

• arr[index]

• arr{index}

• arr.index

8. How do you declare a function pointer in C?

• void (*ptr)();

• (*ptr)() void;

• (*ptr)();

• void *ptr();

• 1

• 2

• 3

• Error

9. What is the output of the following code snippet?

printf("%d", sizeof(float));

• 2

• 4

• 8

• error

10. What is the output of the following code snippet?

int x = 2;

int y = 3;

int result = (x > y) ? x++ : ++y;

printf("%d", result);

• 2

• 3

• 4

• error