C Language Quiz @ Aptech Dha
- 1.Do while loop tests the condition at the End of the Loop.
- A.
True
- B.
False
- 2.The Symbol && is read as ____________________.
- A.
AND
- B.
OR
- 3.What type of errors are checked during compilation
- A.
Logical errors
- B.
Divide by zero error
- C.
Run - time errors
- D.
Syntax errors
- 4.The purpose of main function is
- A.
To stop program execution
- B.
To stop algorithm
- C.
To start algorithm
- D.
To start program execution
- 5.What is the valid identifier in the following
- A.
1fdasgf
- B.
@hgd12
- C.
Fahs%*
- D.
Q1234
- 6.What is range of char data value?
- A.
-64 to 64
- B.
-128 to 127
- C.
0 to 255
- D.
-127 to 128
- 7.The minimum number of temporary variable needed to swap the contents of two variable is
- A.
3
- B.
1
- C.
0
- D.
2
- 8.In the expression b=6.6/a+(2*a+(3*c)/a*d)/(2/n); which operation will be performed first?
- A.
2*a
- B.
2/n
- C.
3*c
- D.
6.6/a
- 9.Which of the following is an incorrect variable name.
- A.
Else
- B.
Name
- C.
string
- D.
Age
- 10.Variables are initialized in C, using
- A.
: =
- B.
>
- C.
=
- D.
==
- 11.In the following, which is bitwise operator?
- A.
>
- B.
*
- C.
|
- D.
- 12.What is output of the following program? main() {int a; float b; a=1/2; b=1.0/2.0; printf(“ a=%d b=%f”,a,b); }
- A.
A=0.0 b=0. 5
- B.
A=0 b=0. 5
- C.
A=0.0 b= 5
- D.
A=0.5 b=0. 5
- 13.Representing various steps in a flow diagram is called as
- A.
Diagram
- B.
Flow chart
- C.
Program
- D.
Paint
- 14.What are the smallest individual units in a program
- A.
Structures
- B.
Functions
- C.
record
- D.
Tokens
- 15.The operator ++ is called as operator
- A.
Special increment
- B.
Increment
- C.
Double addition
- D.
Decrement
- 16.Which of the following is not a relational operator
- A.
- B.
&&
- C.
!=
- D.
>
- 17.main ( ) { int m,y; m = 5; y = ++m; printf(”%d %d”,m,y);} consider the above code and find the output
- A.
5,5
- B.
5,6
- C.
6,6
- D.
6,5
- 18.Int C; C=25/2; What is the value of C
- A.
0.5
- B.
12.500000
- C.
12.000000
- D.
12
- 19.Which of the following cannot be used as an identifier.
- A.
Alphabet followed by digit
- B.
Alphabet
- C.
Keywords
- D.
Library function name
- 20.Size of (double) returns
- A.
4
- B.
8
- C.
10
- D.
2
- 21.The ___________________ loop executes at least once.
- A.
Do while
- B.
While
- 22.An ___________________ is a collection of variables having same data type
- A.
Array
- B.
Operator
- C.
Function
- 23.What will be the output of the following program? #include int main() { int a = 1, b = 2, c = 3; printf("The value of a is %d", a); a+=3; printf(" The value of a is %d", a); return 0; }
- A.
The value of a is 2 The value of a is 2
- B.
The value of a is1 The value of a is 3
- C.
The value of a is 1 The value of a is 4
- D.
Compiler error
- 24.What is the output of the below program? What is value of C. { a=10; b=12; c=a+b*2; }
- A.
44
- B.
22
- C.
240
- D.
Compiler Error
- 25.What will be the output of the following program? #include<stdio.h> int main() { int arr[3]= {1, 2, 3, 4}; printf("%d\n",arr[3] ); }
- A.
3
- B.
Compiler Error
- C.
Runtime Error
- D.
4
Questions: 13 | Attempts: 101 | Last updated: Aug 7, 2019
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