Explore topic-wise MCQs in C.

This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your C knowledge and support exam preparation. Choose a topic below to get started.

1.

What will be the error in the following C code?

A. Negative number cannot be assigned to float data type
B. Long and float cannot be used together
C. Does not result in error
D. Logical errorView Answer
Answer» C. Does not result in error
Discussion
2.

Which of the following header files must necessarily be included in your code, if you want to find the minimum value of unsigned short integer?

A. stdio.h
B. stdlib.h
C. limits.h
D. math.h
Answer» D. math.h
Discussion
3.

Suppose we have: int a=100; (signed by default). If we want to convert this to an unsigned long integer, we can do this by making the following small change:

A. int a=lu100;
B. int a= 100ul;
C. int a=uu100;
D. int a=100uu;
Answer» C. int a=uu100;
Discussion
4.

WHICH_OF_THE_FOLLOWING_HEADER_FILES_MUST_NECESSARILY_BE_INCLUDED_IN_YOUR_CODE,_IF_YOU_WANT_TO_FIND_THE_MINIMUM_VALUE_OF_UNSIGNED_SHORT_INTEGER??$

A. stdio.h
B. stdlib.h
C. limits.h
D. math.h
Answer» B. stdlib.h
Discussion
5.

What is the binary representation of the integer -14?

A. 11110
B. 01110
C. 01100
D. 11100
Answer» C. 01100
Discussion
6.

Suppose we have: int a=100; (signed by default).

A.
B. int a=lu100;
C. int a= 100ul;
Answer» D.
Discussion
7.

What is the default state of an integer in c language?

A. Signed
B. Unsigned
C. System dependent
D. There is no default state
Answer» B. Unsigned
Discussion
8.

-A

A. BAT
B. A
C. 65
Answer» C. 65
Discussion
9.

-65

A. 65
B. -97
C. 97
Answer» D.
Discussion
10.

Sign qualifiers can be applied to double.

A. True
B. False
Answer» C.
Discussion
11.

In a signed integer, the sign is represented by ___________

A. Least significant bit
B. Most significant bit
C. System dependent
D. The mean of the most significant bit and the least significant bit
Answer» B. Most significant bit
Discussion