PPSC Computer Science Topic 8 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 8 C Programming

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PPSC Computer Science Topic 8 C Programming

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Question # 1

What is the associatively of the conditional operator.

Question # 2

String concatenating means.

Question # 3

Malloc ( ) function return pointer to.

Question # 4

The type of the controlling expression of a switch statement can not be of the type

Question # 5

The function sprint f ( ) works like print f ( ), but operates on.

Question # 6

int *p[5] ; is used for

Question # 7

What is the output of the following program.
#include <studio. h>
int c [10]={1,2,3,4,5,6,7,8,9,10}
main ()
{int a, b =0:
for {a<10;++a)
if c[a]:
[romt f (%d" . n);}

Question # 8

The storage class controls

Question # 9

How many characters can is string hold when declared as char name [20];?

Question # 10

It is necessary to declare the type of the function in the calling program if.

Question # 11

What is the difference between a declaration and a definition of a variable.

Question # 12

The number of arguments for realloc ( ) function is.

Question # 13

How many number of tokens are there in the following statement provided 'valeus' is an integer variable.
if value == 21)

Question # 14

Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?

Question # 15

What is the correct value to return to the operating system upon the successful completion of a program

Question # 16

Multiple macro can be defined by placing _____ at teh end of each line except the last.

Question # 17

The getchar () library function

Question # 18

A parameters in a function definition are known as.

Question # 19

With the following declaration , the correct answer is.enum rgb (red = -1, green , blue)

Question # 20

Which of the following is not a correct variable type.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following operators has right to left associativity.
A. ++
B. --
C. + =
D. All a ,b and c above
2 If you declare an array without stating the elements it will be set to
A. A null value
B. Zero
C. Garbage value
D. Set of words
3 The associativity of ++ operator is
A. For arithmetic expression and
B. For pointer expression
C. For pointer expression and
D. For pointer express in and
4 The header file contains the function prototypes to the standard input /output library functions and information used by them.
A. <std I/O .h>
B. <stdio .h>
C. < stdib.h>
D. <studio.h>
5 Which operator from the following has the lowest priority.
A. Assignment operator
B. Division operator
C. Common operator
D. Conditional operator
6 It is necessary to declare the type of the function in the calling program if.
A. The function return an integer
B. The function retern an integer
C. Function returning only the float values
D. The function return a non integer value.
7 Which of the following is a not a keyword of C langauge.
A. Void
B. Volatile
C. Getchar
D. Short
8 How many union members can be initialized.
A. Only one member of union at any one time.
B. Any number of members of a union at one time
C. Union members can not be initialized
D. Only two members of a union at any one time.
9 A parameters in a function definition are known as.
A. Actual parameters
B. Formal parameters
C. Dummy parameters
D. Optional parameters
10 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()

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