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

To most widely used method for interpreting the bit setting as non negative integer is.

Question # 2

The function fprint is used in the program.

Question # 3

What is the associatively of the conditional operator.

Question # 4

"c" is called.

Question # 5

The number of arguments for realloc ( ) function is.

Question # 6

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

Question # 7

In mixed mode expressions.

Question # 8

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

Question # 9

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

Question # 10

# define preprocessors command can be used for defining.

Question # 11

If a = Oxaa and b = a << 1 then

Question # 12

What is the only function all C program must contain.

Question # 13

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 # 14

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

Question # 15

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

Question # 16

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

Question # 17

The arguments in main () function are known as.

Question # 18

The function 'foo' returns the following type as result.

Question # 19

What are the values of a, b are if the following code fragemnt is executed int a , b = 7
a=b<4? b << 1, b> 4?7 >> 1 a;

Question # 20

Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.

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    Tayyaba Shafique 21 - Nov - 2024 01 Min 09 Sec 20/20
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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 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
2 How many number of tokens are there in the following statement provided 'valeus' is an integer variable.
if value == 21)
A. 3
B. 4
C. 5
D. 6
3 Which is the following is not a storage class in C.
A. Auto
B. Struct
C. Extern
D. Static
4 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.
5 A function with no definition
A. I san invalid function
B. Produces syntax error
C. Result into runtime error
D. Is allowed and is known as dummy function
6 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
7 Which of the following is not a correct variable type.
A. Float
B. Real
C. Int
D. Double
8 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
9 A function protoype is
A. A definition of the function
B. a declaration statement in the called program
C. A declaration statement in the called program
D. A function call in the program
10 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21

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