Operators and Expressions – Multiple Choice Questions (MCQs)

1. 1. Which operator is used for addition in C?

   • A. +
   • B. -
   • C. *
   • D. /

2. 2. Which operator is used for multiplication in C?

   • A. +
   • B. -
   • C. *
   • D. /

3. 3. Which operator is used for division in C?

   • A. +
   • B. -
   • C. *
   • D. /

4. 4. Which operator is used to find the remainder of a division in C?

   • A. %
   • B. /
   • C. *
   • D. -

5. 5. Which of the following is a unary operator in C?

   • A. +
   • B. -
   • C. *
   • D. ++

6. 6. What is the value of 'a' after the execution of the following code? `int a = 5; a++;`

   • A. 5
   • B. 6
   • C. 4
   • D. 7

7. 7. What is the value of 'b' after the execution of the following code? `int a = 5; int b = ++a;`

   • A. 5
   • B. 6
   • C. 4
   • D. 7

8. 8. What is the value of 'b' after the execution of the following code? `int a = 5; int b = a++;`

   • A. 5
   • B. 6
   • C. 4
   • D. 7

9. 9. Which operator is used for subtraction in C?

   • A. +
   • B. -
   • C. *
   • D. /

10. 10. Which of the following is a binary operator in C?

    • A. ++
    • B. --
    • C. !
    • D. +

11. 11. What is the value of the expression `10 / 3` in C (integer division)?

    • A. 3.33
    • B. 3
    • C. 4
    • D. 0

12. 12. Which operator is used for logical AND in C?

    • A. &&
    • B. ||
    • C. !
    • D. &