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

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

Question # 2

What does the "auto" specifier do.

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

The function fprint is used in the program.

Question # 7

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

Question # 8

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

Question # 9

Which of the following is not a character constant.

Question # 10

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

Question # 11

It is necessary to declare the type of the function in the calling program if.

Question # 12

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 # 13

# define preprocessors command can be used for defining.

Question # 14

Array are passed as the arguments to a function by

Question # 15

What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}

Question # 16

In mixed mode expressions.

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

How is a variable accessed from another file.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following functions are used in unformatted data files.
A. Fscanf
B. Fwrite
C. Fread
D. fscanf & fwrite
2 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
3 The arguments in main () function are known as.
A. Program parameter
B. Command line arguments
C. Both a and b above
D. None of these
4 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
5 What is the only function all C program must contain.
A. Start ()
B. System ()
C. Main ()
D. Program ()
6 "x" and "y" are called
A. Actual parameters
B. Local variables
C. Formal parameters
D. Global variables
7 How many union members can be initialized.
A. Only one member of union at any one time.
B. Any number of members of a union at one time
C. Union members can not be initialized
D. Only two members of a union at any one time.
8 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.
9 What is the base data type of a pointer variable by which the memory would be allocated to it.
A. Int
B. Float
C. No data type
D. Unsigned int
10 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.

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