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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The given statement FILE "fptr;

Question # 6

# define preprocessors command can be used for defining.

Question # 7

Malloc ( ) function return pointer to.

Question # 8

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

Question # 9

How many union members can be initialized.

Question # 10

Function have

Question # 11

Which of the following is "stringzizing operator"?

Question # 12

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 # 13

Which one of the following will read a character from the keyboard and will store it in the variable.

Question # 14

Which of the following operators has right to left associativity.

Question # 15

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

Question # 16

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

Question # 17

What does the "auto" specifier do.

Question # 18

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

Question # 19

The storage class controls

Question # 20

The declaration "void foo (int, x int & y)" is called a

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21
2 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.
3 What is the only function all C program must contain.
A. Start ()
B. System ()
C. Main ()
D. Program ()
4 Which of the following is a LOOP statement of a C language.
A. Repeat until
B. For
C. While -Do
D. Do-while
5 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
6 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;
A. Garbage and 7
B. 7 and 3
C. 3 and 7
D. 3 and 3
7 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
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 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 What is the reslutl of the expression 6+12*3 -4/2?
A. 22
B. 25
C. 40
D. 45

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