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

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

Question # 2

What is the reslutl of the expression 6+12*3 -4/2?

Question # 3

What is the output of the above program.

Question # 4

What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):

Question # 5

How is a variable accessed from another file.

Question # 6

Which of the following is not a character constant.

Question # 7

While working with the binary Strems for 'C' I/O file operations.

Question # 8

Which operator from the following has the lowest priority.

Question # 9

The header file contains the function prototypes to the standard input /output library functions and information used by them.

Question # 10

While declaring an array in C as datatype array name [size] the size can be.

Question # 11

The arguments in main () function are known as.

Question # 12

When function is recursively called all the automatic variable are stored in a.

Question # 13

"c" is called.

Question # 14

In the statement # define , the symbol # must commence from

Question # 15

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 # 16

The given statement FILE "fptr;

Question # 17

Which of the following is an advantage of using macros over functions.

Question # 18

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

Question # 19

Find teh output of the following program
void main (){
int i = ' hello";
print f (i):
}

Question # 20

What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 While working with the binary Strems for 'C' I/O file operations.
A. Only the binary values can be read and can be written
B. No character transition take place
C. Character translation takes place
D. Both a and b above
2 What is the difference between a declaration and a definition of a variable.
A. Both can occur multiple times but a declaration must occur first.
B. There is no difference between them
C. A declaration occurs once but a definition may occur many times.
D. Both can occur multiple times but a definition must occur first.
3 To most widely used method for interpreting the bit setting as non negative integer is.
A. EBCD system
B. BCD system
C. ASCII system
D. Binary number system
4 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.
5 Multiple macro can be defined by placing _____ at teh end of each line except the last.
A. /
B. \
C. #
D. $
6 Which of the following operators has right to left associativity.
A. ++
B. --
C. + =
D. All a ,b and c above
7 If a = Oxaa and b = a << 1 then
A. b = 2a
B. b = a/2
C. a = b -1
D. b = a
8 The declaration "void foo (int, x int & y)" is called a
A. Function body
B. Function type
C. Function stereotype
D. Function prototype
9 When a program is running the value of a constant
A. Can be changed
B. Cannot be used
C. I always hidden
D. Cannot be changed
10 Array are passed as the arguments to a function by
A. Value
B. Reference
C. Constant value
D. Both a and b

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