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.

Can function definition be present in header files?

A. Yes
B. No
C. Depends on the compiler
D. Depends on the standard
Answer» C. Depends on the compiler
Discussion
2.

How is search done in #include and #include”somelibrary.h” normally or conventionally?$

A. When former is used, current directory is searched and when latter is used, standard directory is searched
B. When former is used, predefined directory is searched and when latter is used, current directory is searched and then predefined directories are searched
C. When former is used, search is done in implementation defined manner and latter is used to search current directory
D. For both, search for somelibrary is done in implementation-defined manner
Answer» E.
Discussion
3.

How is search done in #include and #include “somelibrary.h” according to C standard?$

A. When former is used, current directory is searched and when latter is used, standard directory is searched
B. When former is used, standard directory is searched and when latter is used, current directory is searched
C. When former is used, search is done in implementation defined manner and when latter is used, current directory is searched
D. For both, search for ‘somelibrary’ is done in implementation-defined places
Answer» C. When former is used, search is done in implementation defined manner and when latter is used, current directory is searched
Discussion
4.

What would happen if you create a file stdio.h and use #include “stdio.h”?$

A. The predefined library file will be selected
B. The user-defined library file will be selected
C. Both the files will be included
D. The compiler won’t accept the program
Answer» C. Both the files will be included
Discussion
5.

Which directory the compiler first looks for the file when using #include?

A. Current directory where program is saved
B. C:COMPILERINCLUDE
C. S:SOURCEHEADERS
D. Both C:COMPILERINCLUDE and S:SOURCEHEADERS simultaneously
Answer» B. C:COMPILERINCLUDE
Discussion