Explore topic-wise MCQs in C Programming.

This section includes 8 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.

log(x) function defined in math.h header file is __________.

A. Logarithm to the base 2
B. Logarithm to the base 10
C. Natural base logarithm
D. All of above
E. None of these
Answer» D. All of above
Discussion
2.

Which among the following mathematical function do not have a double return-type?

A. floor(x);
B. ceil(x);
C. both ceil(x); and floor(x);
D. srand(x);
E. None of these
Answer» D. srand(x);
Discussion
3.

Symbolic constant EOF is defined in which header file?

A. conio.h
B. math.h
C. stdio.h
D. string.h
Answer» D. string.h
Discussion
4.

In the following C program everytime program is run different numbers are generated.

A. Depends on the platform
B. Depends on the compiler
C. True
D. False
E. None of these
Answer» D. False
Discussion
5.

What does the ungetc function return for the following C expression?

A. Either returns character c or returns EOF for an error
B. It returns EOF for an error
C. It returns character c
D. Both returns EOF for an error and returns character c
E. None of these
Answer» B. It returns EOF for an error
Discussion
6.

ungetc() is used __________.

A. nothing
B. to get an int
C. to get a char
D. to push a character back to file
E. None of these
Answer» E. None of these
Discussion
7.

Which of the following is the correct syntax for calling function ungetc?

A. ungetc(*fp,c);
B. ungetc(c,*fp);
C. ungetc(c, fp);
D. ungetc(fp, c);
E. None of these
Answer» D. ungetc(fp, c);
Discussion
8.

What will be the output of the following C code considering user typed ajit?

A. Undefined behaviour
B. jit
C. Compilation Error
D. ajit
E. None of these
Answer» E. None of these
Discussion