C Programming MCQs Set-6

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This page provide you (C Programming MCQs Set-6) – 20 Multiple choice question with Answer that is very useful of Computer science students like preparation of many exam Like ( ISRO,DRDO ,Semester, Interview , Railway & another Government Sector)

C programming is the basic language of programming that help to learn another language. So this MCQ is very useful for you.


C is a general purpose ,high level language that originally developed by Dennis Ritchie to develop the UNIX operating system at Bell labs.


Q.101 Header file include ……………functions

ANSWER= (A) Invalid function


Q.102 Maximum number of elements in the declaration int[5][8]; is ?

ANSWER= (A) 28


Q.103 Pointer operator are ………. and ………..

ANSWER= (A) & and ==


Q.104 What is the only function all C programs must contain?

ANSWER= (B) main()


Q.105 Which of the following is not a keyword in C language?

ANSWER= (B) Volatile


Q.106 When we use the case control structure?

ANSWER= (A) To choose one from multiple alternatives


Q.107 What is the built in library function to compare two strings?

ANSWER= (B) Strcmp()


Q.108 The pointers can be used to achieve:

ANSWER= (B) Call by reference


Q.109 The default return data type in function definition is

ANSWER= (A) void


Q.110 C is an example of

ANSWER= (B) structured programming language


Q.111 Which one is used as wild card?

ANSWER= (A) !&?


Q.112 To print a float value which format specifier can be used?

ANSWER= (A) %f


Q.113 Which header file is designed for basic mathematical operations?

ANSWER= (A) math.h


Q.114 Which keys combination are used to run a C program?

ANSWER= (B) Ctrl + F9


Q.115 One nibble equals to:

ANSWER= (B) 4 bit


Q.116 Set of instruction that perform a particular task is called:

ANSWER= (A) Program


Q.117 The function _________ is used to determine the length of a string.

ANSWER= (A) Strlen


Q.118 _________ is a self-contained block of statement that perform a coherent task of some kind.

ANSWER= (D) Function


Q.119 Function “sqrt(d)” is defined in header file.

ANSWER= (D) None


Q.120 _______ reads the source code of a program one line at a time.

ANSWER= (A) Interpreter

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