C Operators and Expressions Questions with Answers | C Programming MCQ | Page 2

Operators and expressions are the core of performing calculations and logic in C programs. This section features C programming questions and answers focusing on arithmetic, relational, logical, bitwise, and assignment operators. Designed for TCS, Infosys, and Capgemini aspirants, these MCQs test both concept clarity and coding accuracy. Practicing these C Operators and Expressions questions with answers helps you strengthen your understanding of how C executes and evaluates expressions—essential for both programming interviews and technical exams.

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Q11

 Assume c1 and c2 as char variables. if C1='A'; c2='2'' what ar the results of the statements putchar (C1 + 3) andputchar (C2 - 1))?

A D, 1
B C, 2
C d, 1
D c, 1

Answer: Option A

Q12

 Which is not a valid expression ?

A +0XAB5
B -0525
C 15-
D +a

Answer: Option C

Q13

 Which is not a valid expression ?

A -p++
B ++p--
C ++6
D ++x++

Answer: Option C

Q14

 Which is not a valid expression ?

A ++(a + )
B y--
C -- x --
D ++p+q

Answer: Option A

Q15

 The equality operator isrepresented by 

A :=
B .EQ.
C =
D ==

Answer: Option D

Q16

 Identify the logical operator. 

A !
B !=
C ~
D ==

Answer: Option A

Q17

 Identify the relational operator. 

A &&
B >
C ||
D !

Answer: Option B

Q18

 The number of bitwise operators in C is 

Answer: Option C

Q19

 The number of bitwise operators in C is 

Answer: Option C

Q20

The symbol of bitwise AND operator is 

A <<
B &=
C &&
D &

Answer: Option D

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C - Operators and Expressions Questions and Answers

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