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Important C Language MCQ
Q.-1: Who is father of C Language?
A)
Bjarne Stroustrup
B)
Dennis Ritchie
C)
JamesGosling
D)
Dr. E.F. Codd
Answer:-
Dennis Ritchie
Q.-2: C Language developed at _____?
A)
AT & T Bell Laboratories of USA in 1972
B)
AT & T Bell Laboratories of USA in 1970
C)
Sun Microsystems in 1973
D)
Cambridge University in 1972
Answer:-
AT & T Bell Laboratories of USA in 1972
Q.-3: For 16-bit compiler allowable range for integer constants is ______ ?
A)
-3.4e38 to 3.4e38
B)
-32767 to 32768
C)
-32768 to 32767
D)
-32668 to 32667
Answer:-
-32768 to 32767
Q.-4: C programs are converted into machine language with the help of ______
A)
An Editor
B)
A compiler
C)
An operating system
D)
None of the above
Answer:-
A compiler
Q.-5: C variable cannot start with
A)
An alphabet
B)
A number
C)
A special symbol other than underscore
D)
both A and B
Answer:-
both A and B
Q.-6: Which of the following is allowed in a C Arithmetic instruction
A)
[]
B)
{}
C)
()
D)
None of the above
Answer:-
()
Q.-7: Which of the following shows the correct hierarchy of arithmetic operations in C
A)
*+-/
B)
*+/-
C)
/*+-
D)
/+-*
Answer:-
/*+-
Q.-8: What is an array?
A)
An array is a collection of variables that are of the dissimilar data type.
B)
An array is a collection of variables that are of the same data type.
C)
An array is not a collection of variables that are of the same data type.
D)
None of the above
Answer:-
An array is a collection of variables that are of the same data type.
Q.-9: What is right way to Initialization array?
A)
int num[6] = { 2, 4, 12, 5, 45, 5 } ;
B)
int n{} = { 2, 4, 12, 5, 45, 5 } ;
C)
int n{6} = { 2, 4, 12 } ;
D)
int n(6) = { 2, 4, 12, 5, 45, 5 } ;
Answer:-
int num[6] = { 2, 4, 12, 5, 45, 5 } ;
Q.-10: An array elements are always stored in _________ memory locations.
A)
Sequential
B)
Random
C)
Sequential and Random
D)
None of the above
Answer:-
Sequential
Q.-11: What is constant?
A)
Constants have fixed values that do not change during the execution of a program
B)
Constants have fixed values that change during the execution of a program
C)
Constants have unknown values that may be change during the execution of a program
D)
None of the above
Answer:-
Constants have fixed values that do not change during the execution of a program
Q.-12: What is the work of break keyword?
A)
Halt execution of program
B)
Restart execution of program
C)
Exit from loop or switch statement
D)
None of the avobe
Answer:-
Exit from loop or switch statement
Q.-13: What is function?
A)
Function is a block of statements that perform some specific task.
B)
Function is the fundamental modular unit. A function is usually designed to perform a specific task.
C)
Function is a block of code that performs a specific task. It has a name and it is reusable
D)
All the above
Answer:-
All the above
Q.-14: Which one of the following sentences is true ?
A)
The body of a while loop is executed at least once.
B)
The body of a do ? while loop is executed at least once.
C)
The body of a do ? while loop is executed zero or more times.
D)
A for loop can never be used in place of a while loop.
Answer:-
The body of a do ? while loop is executed at least once.
Q.-15: The statement printf("%c", 100), will print?
A)
prints 100
B)
print garbage
C)
prints ASCII equivalent of 100
D)
None of the above
Answer:-
prints ASCII equivalent of 100
Q.-16: C is ______ Language?
A)
Low Level
B)
High Level
C)
Assembly Level
D)
Machine Level
Answer:-
High Level
Q.-17: What will be the output of the following arithmetic expression ?5+3*2%10-8*6
A)
-37
B)
-42
C)
-32
D)
-28
Answer:-
-37
Q.-18: What will be the output of the following statement ?int a=10; printf("%d &i",a,10),
A)
error
B)
10
C)
10 10
D)
none of these
Answer:-
none of these
Q.-19: How to declared a character data type?
A)
Int
B)
Char
C)
Float
D)
double
Answer:-
Char
Q.-20: These are not a Arithmetical Operators type:
A)
+
B)
-
C)
==
D)
*
Answer:-
+
Q.-21: Which of the following is a Logical Operator?
A)
+
B)
&&
C)
/
D)
None of These
Answer:-
&&
Q.-22: Which symbol is used as a Condition in C?
A)
{}
B)
()
C)
[]
D)
% %
Answer:-
()
Q.-23: When we use ?alt+f9? Shortcut Key?
A)
Run a Program
B)
Compile a Program
C)
Exit the Program
D)
Help us
Answer:-
Compile a Program
Q.-24: When we use ?F3? Shortcut Key?
A)
For Open a Program
B)
For Save a Program
C)
Run a program
D)
Exit the Program
Answer:-
For Open a Program
Q.-25: The expression of the right hand side of
A)
B)
operators does not get evaluated if the left hand side determines the outcome.
C)
True
D)
False
Answer:-
True
Q.-26: default:statement is a part of ___
A)
If
B)
switch case
C)
If else
D)
Loop
Answer:-
switch case
Q.-27: what is the answer of 8%5?
A)
3
B)
4
C)
1.6
D)
1
Answer:-
3
Q.-28: getch() is defined in?
A)
stdio.h
B)
conio.h
C)
D)
Answer:-
conio.h
Q.-29: Types of Loop
A)
1
B)
2
C)
3
D)
4
Answer:-
3
Q.-30: What is Operator?
A)
A set of Data
B)
A set of Language
C)
A set of Symbol
D)
All Above
Answer:-
A set of Symbol
