Practice C Language Multiple Choice Questions with Answers Quiz-1

Q.1.

Who is father of computers?

Charles Garbage
Charly's Babbage
Charles Babbage
NONE

Q.2.

What is BIOS?

Base of Inward Outward System
Basic Input Output Of the System
Bus interfae Operating System
Basic Input Output System

Q.3.

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

int number;
float rate;
int variable_count
int $main

Q.4.

Which of the following cannot be checked in a switch case statement ?

char
int
Enum
float

Q.5.

C programs are converted into machine language with the help of

An Editor
A compiler
An operating system
None of these.

Q.6.

What is the size of an int data type?

4 byte
8bytes
Depends on compiler
cannot be deter

Q.7.

Father of C language

Bjarne strousrup
James A gosling
Dennis Ritchie
Dr E.F.codd

Q.8.

Which is the only function all C programs must contain?

start()
system()
printf()
main()

Q.9.

Who is Father of C Language

Bjarne Stroustrup
James A. Gosling
Dennis Ritchie
Dr. E.F. Codd

Q.10.

C is a

Low level language
Assembly language
Medium level language
High level language

Q.11.

Functions can return structure in c?

True
False

Q.12.

A C variable cannot start with

An alphabet
A number
A special symbol other than underscore
both (b) and (c)

Q.13.

How many loops are there in C

1
3
2
4

Q.14.

Which of the datatypes have size that is variable?

int
struct
float
double

Q.15.

The name of the variable used in one function cannot be used in another function?

True
False

Q.16.

What will be the value of x[after the following code is executed?

22
34
45
33
32

Q.17.

What is the extension of C program?

.cpp
.py
.c
.java

Q.18.

What compiler does?

converts HL code into LL code and doesn't save
converts LL code into HL code and saves
converts HL code into HL code and saves
converts HL code into LL code and saves

Q.19.

Which one of the following is not a valid identifier?

_examveda
1examveda
exam_veda
examveda1

Q.20.

Following is the invalid inclusion of a file to the current program. Identify it.

A - #include <file>
B - #include “file”
C - #include < file
D - All of the above are invalid.

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