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

Which of the following is a not a keyword in C langauge.

Question # 2

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 # 3

Malloc ( ) function return pointer to.

Question # 4

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

Question # 5

While working with the binary Strems for 'C' I/O file operations.

Question # 6

# define preprocessors command can be used for defining.

Question # 7

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

Question # 8

'C' is a middle level language because.

Question # 9

The given statement FILE "fptr;

Question # 10

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

Question # 11

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

Question # 12

The function fprint is used in the program.

Question # 13

Find teh output of the following program
void main (){
int i = ' hello";
print f (i):
}

Question # 14

In mixed mode expressions.

Question # 15

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

Question # 16

Identify the correct statement from the following statements.

Question # 17

Array are passed as the arguments to a function by

Question # 18

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 # 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

Element of the array are accessed by

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 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
2 What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
A. The question mark should be an equal sign.
B. The first semicolon should be a colon
C. There are too many variables in the statement
D. None of abvoe
3 Which is the following is not a storage class in C.
A. Auto
B. Struct
C. Extern
D. Static
4 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.
5 The storage class of a local variable is
A. Auto
B. Static
C. Extern
D. Register
6 It is necessary to declare the type of the function in the calling program if.
A. The function return an integer
B. The function retern an integer
C. Function returning only the float values
D. The function return a non integer value.
7 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
8 The storage class controls
A. Life time of a variable
B. Linkage of a variable
C. Scope of a variable
D. a , b and c above
9 The header file contains the function prototypes to the standard input /output library functions and information used by them.
A. <std I/O .h>
B. <stdio .h>
C. < stdib.h>
D. <studio.h>
10 If a = Oxaa and b = a << 1 then
A. b = 2a
B. b = a/2
C. a = b -1
D. b = a

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