Which of the following is the correct syntax for a while loop in C?

• while (condition) { statement; }

• while condition { statement; }

• while (statement) { condition; }

• while [condition] { statement; }

What will be the output of the following code? int i = 0; while(i < 5) { printf("%d", i); i++; }

• 12345

• 01234

• 1 2 3 4 5

• 5

Which of the following loops will always execute at least once?

• for

• while

• do-while

• All loops can execute at least once

What is the output of the following program? int i; for(i = 1; i <= 3; i++) { printf("%d ", i); }

• 1 2 3

• 0 1 2

• 1 2 3 4

• 3 2 1

Which of the following is the correct syntax for a do-while loop?

• do { statement; } while (condition);

• do statement while (condition);

• while (condition) do { statement; };

• do statement until (condition);

What is the correct way to declare a function that returns an integer in C?

• function int() {}

• int function() {}

• int function {}

• int function(void) {}

Which of the following is true about the function prototype in C?

• It is required for all functions.

• It must be placed before the function definition.

• It can be omitted if the function definition is provided before the function call.

• It must include the function body.

What is the output of the following code? void func(int x) { printf("%d", x); } int main() { func(5); return 0; }

• 5

• 5 0

• Error

• Nothing

Which of the following is the correct way to call a function named add that takes two integer parameters?

• add(5, 10);

• add(5, 10)

• add 5, 10;

• add(5,10){}

What does the return statement do in a function?

• Stops the execution of the program.

• Returns a value from the function.

• Exits the current loop.

• Defines a function's return type.