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

00:00
Question # 1

If suppose a variable 'a' is initialized as int a = oxff, then what will be output for the below code.
(a << 4>>12)? printf ("Humaira') printf (" iram")

Question # 2

"x" and "y" are called

Question # 3

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

Question # 4

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

Question # 5

C program language vas developed by.

Question # 6

# define preprocessors command can be used for defining.

Question # 7

When a program is running the value of a constant

Question # 8

To read the formatted input data from a file, which of the following function is used.

Question # 9

The function fprint is used in the program.

Question # 10

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

Question # 11

The address of the starting element of an array is.

Question # 12

Which of the following is not a correct variable type.

Question # 13

Information will be passed to the function via special identifier is called.

Question # 14

A function with no definition

Question # 15

Which of the following is a not a keyword in C langauge.

Question # 16

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

Question # 17

The size of an int must be greater than or equal to that of a

Question # 18

Which of the following is "stringzizing operator"?

Question # 19

What is the output of the above program.

Question # 20

Which of the following operators has right to left associativity.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 What is the associatively of the conditional operator.
A. Left to Right
B. Right to left
C. Top to bottom
D. None of the above
2 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>
3 Which of the following operators has right to left associativity.
A. ++
B. --
C. + =
D. All a ,b and c above
4 C program language vas developed by.
A. Dennis Ritchie
B. Ken thompson
C. Bill Gates
D. Peter Norton
5 What does the "auto" specifier do.
A. It automatically initializes a variables to 0
B. It indicates that a variables memory will automatically be preserved
C. It automatically increments the variable when used.
D. It automatically initializes a variable to NULL
6 With the following declaration , the correct answer is.enum rgb (red = -1, green , blue)
A. red = -1, green = -2, blue = -3
B. red = -1 , green = 0 blue = 1
C. red = -1 , green = 2 blue = 3
D. All above alternative are illegal declarations.
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);}
A. 20
B. 24
C. 25
D. 30
8 The size of an int must be greater than or equal to that of a
A. Long int
B. Short int
C. Float
D. Char
9 "x" and "y" are called
A. Actual parameters
B. Local variables
C. Formal parameters
D. Global variables
10 Which of the following function calculates the square of 'X' in C.
A. sr (X)
B. Pow (2,X)
C. Pow(X,2)
D. None of above

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