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

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

Question # 2

What does the "auto" specifier do.

Question # 3

The number of arguments for realloc ( ) function is.

Question # 4

The function sprint f ( ) works like print f ( ), but operates on.

Question # 5

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

Question # 6

Which of the following functions are used in unformatted data files.

Question # 7

Which is the following is not a storage class in C.

Question # 8

int *p[5] ; is used for

Question # 9

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

Question # 10

The given statement of FILE * fptr,

Question # 11

The getchar () library function

Question # 12

'C' is a middle level language because.

Question # 13

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

Question # 14

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

Question # 15

Which of the following is not a valid name for a C variable.

Question # 16

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

Question # 17

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

Question # 18

In mixed mode expressions.

Question # 19

How many union members can be initialized.

Question # 20

Suppose the return type of function f is void. Which one of the following statements is true.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 How is a variable accessed from another file.
A. The global variable is reference via the extern specifier
B. The global variable is referenced via the auto specifier
C. The global variable is referenced via the global specifier
D. None of above
2 When function is recursively called all the automatic variable are stored in a.
A. Stack
B. Array
C. Register
D. Linked list
3 What is the reslutl of the expression 6+12*3 -4/2?
A. 22
B. 25
C. 40
D. 45
4 While declaring an array in C as datatype array name [size] the size can be.
A. Any constant
B. An integer constant
C. Any variable
D. Any initialized integer variable
5 Malloc ( ) function return pointer to.
A. Integer
B. Void
C. Character
D. Structure
6 The given statement of FILE * fptr,
A. Defines a pointer to the pre defined structure type FILE
B. Define a pointer to the user defined structure type FILE.
C. define a pointer to the pre defined data type FILE DESCRIPTOR
D. Creates a file pointed by fptr
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 An example of a value parameter is the code above is.
A. x
B. y
C. c
D. foo
9 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
10 'C' is a middle level language because.
A. It is evolved in Middle age of computer development.
B. Not having so many features but still is robust
C. Easier to learn and use
D. Combines the best features of high low level languages.

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