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

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

Question # 2

The getchar ()function reads a

Question # 3

String concatenating means.

Question # 4

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

Question # 5

How would you declared constant of 5 called 'MYCONST"?

Question # 6

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

Question # 7

What is the meaning of self referential structure.

Question # 8

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

Question # 9

A function protoype is

Question # 10

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

Question # 11

Which of the following is a LOOP statement of a C language.

Question # 12

"c" is called.

Question # 13

How many union members can be initialized.

Question # 14

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

Question # 15

Write the last element of the following array.
Char flag [] =" FALSE"

Question # 16

What is the output of the above program.

Question # 17

The function used to position the file pointer in C is

Question # 18

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

Question # 19

If you declare an array without stating the elements it will be set to

Question # 20

Identify the correct statement from the following statements.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 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.
2 How would you declared constant of 5 called 'MYCONST"?
A. Constant MYCONST =5
B. Int my const =5
C. # define MYCONST 5
D. #define MYCONST =5
3 When function is recursively called all the automatic variable are stored in a.
A. Stack
B. Array
C. Register
D. Linked list
4 Which of the following is not a correct variable type.
A. Float
B. Real
C. Int
D. Double
5 The getchar ()function reads a
A. String from a file
B. Character from a file
C. String from the key board
D. Character from the keyboard
6 Function have
A. Local scope
B. Block scope
C. File scope
D. Function scope
7 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
8 Identify the correct statement from the following statements.
A. Typedef int integer
B. Typedef int integer;
C. Typedef int = integer :
D. Typedef integer int ;
9 If a = Oxaa and b = a << 1 then
A. b = 2a
B. b = a/2
C. a = b -1
D. b = a
10 What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)
A. The increment should always be ++k
B. The variable must always be the letter i when using a for loop
C. The variable k can't be initialized
D. The commas should be semicolons.

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