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

What does the "auto" specifier do.

Question # 2

"x" and "y" are called

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

The getchar () library function

Question # 7

What is the meaning of self referential structure.

Question # 8

The number of arguments for realloc ( ) function is.

Question # 9

Every C program consists of _____________ functions.

Question # 10

Which of the following operators has right to left associativity.

Question # 11

What is the associatively of the conditional operator.

Question # 12

A function with no definition

Question # 13

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

Question # 14

int *p[5] ; is used for

Question # 15

Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?

Question # 16

The arguments in main () function are known as.

Question # 17

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

Question # 18

How is a variable accessed from another file.

Question # 19

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

Question # 20

# define preprocessors command can be used for defining.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 The address of the starting element of an array is.
A. Represented by subscripted variable of the starting element.
B. Represented by the array name
C. Not used by the compiler
D. Represented by the size of the array
2 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.
3 The number of arguments for realloc ( ) function is.
A. 0
B. 1
C. 2
D. 3
4 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
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 function slower checks wither a character is in lowered case or not and hence it should return.
A. The character in lower case
B. The character itself
C. Nothing
D. 0 or 1
7 Element of the array are accessed by
A. Index
B. Mathematical function
C. Accessing the function in built in data structure.
D. Int l;
8 Which of the following is an advantage of using macros over functions.
A. Functions must have parameters, macros do not
B. The code associated with a function is expanded in line
C. Values passed to function must be of specific data type
D. The code associated with a function is not expanded in line.
9 In the statement # define , the symbol # must commence from
A. Any where in any line
B.
First character of that line
C. Any where out side of main () always.
D. None of above
10 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

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