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

The declaration int (*a)[8] : is

Question # 2

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

Question # 3

int *p[5] ; is used for

Question # 4

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 # 5

Which of the following function calculates the square of 'X' in C.

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

The number of arguments for realloc ( ) function is.

Question # 10

C program language vas developed by.

Question # 11

The getchar () library function

Question # 12

Which of the following operators has right to left associativity.

Question # 13

An example of a value parameter is the code above is.

Question # 14

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

Question # 15

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

Question # 16

What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

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

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 In mixed mode expressions.
A. Operands of lower type get automatically converted to higher type
B. Operands of higher type get automatically converted to lower type.
C. Operands of higher and lower type get in there changed
D. Operands of lower type get automatically converted to lower type.
2 What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}
A. 4
B. 5
C. 6
D. 7
3 The storage class of a local variable is
A. Auto
B. Static
C. Extern
D. Register
4 The given statement FILE "fptr;
A. Defines a pointer to the pre defined structure type FILE.
B. Defines a pointer to the usere defined structure type FILE
C. Defines a pointer to the pre-defined data type FILE DESCRIPTOR.
D. Creates a file pointed by fptr
5 String concatenating means.
A. Combining two strings.
B. Extracting a substring out of a string.
C. Merging two strings.
D. Comparing the two string to define the larger one.
6 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")
A. Syntax Error
B. 1
C. 10
D. 100
7 Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.
A. int " x, " x = 0 x 200;
B. int " x, = & 0 x 200;
C. int " x, = "0 x 200;
D. int " x, = 0 x 200
8 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
9 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.
10 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

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