Explore topic-wise MCQs in C Programming.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your C Programming knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following cannot be a variable name in C?

A. volatile
B. true
C. friend
D. export
Answer» B. true
Discussion
2.

What is the problem in the following variable declaration?

A. The variable name begins with an integer
B. The special character ‘-‘
C. The special character ‘?’
D. All of the mentionedView Answer
Answer» E.
Discussion
3.

What will happen if the following C code is executed?

A. It will cause a compile-time error
B. It will cause a run-time error
C. It will run without any error and prints 3
D. It will experience infinite loopingView Answer
Answer» D. It will experience infinite loopingView Answer
Discussion
4.

Which of the following is not a valid variable name declaration?

A. float PI = 3.14;
B. double PI = 3.14;
C. int PI = 3.14;
D. #define PI 3.14
Answer» E.
Discussion
5.

Which is valid C expression?

A. int my_num = 100,000;
B. int my_num = 100000;
C. int my num = 1000;
D. int $my_num = 10000;
Answer» C. int my num = 1000;
Discussion