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

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

Question # 2

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

Question # 3

Which of the following is not a correct variable type.

Question # 4

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

Question # 5

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

Question # 6

When a program is running the value of a constant

Question # 7

Every C program consists of _____________ functions.

Question # 8

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 # 9

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 # 10

A function protoype is

Question # 11

How many number of tokens are there in the following statement provided 'valeus' is an integer variable.
if value == 21)

Question # 12

# define preprocessors command can be used for defining.

Question # 13

Which of the following correctly access the seventh element stored in foo, an array with 100 elements.

Question # 14

The getchar ()function reads a

Question # 15

Array are passed as the arguments to a function by

Question # 16

The storage class of a local variable is

Question # 17

What is the base data type of a pointer variable by which the memory would be allocated to it.

Question # 18

What is the difference between a declaration and a definition of a variable.

Question # 19

The associativity of ++ operator is

Question # 20

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

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 String concatenating means.
A. Combining two strings.
B. Extracting a substring out of a string.
C. Merging two strings.
D. Comparing the two string to define the larger one.
2 Which of the following is a not a keyword in C langauge.
A. Void
B. Volatile
C. Short
D. Gatchar
3 What is the output of the above program.
A. 5
B. 8
C. Runtime error
D. Syntax error
4 The getchar ()function reads a
A. String from a file
B. Character from a file
C. String from the key board
D. Character from the keyboard
5 The getchar () library function
A. Returns a character when any key is pressed
B. Return multiple characters when the keys are pressed
C. Return multiple characters when the key are pressed followed by enter key
D. Return a single character when the keys are passed followed by enter key
6 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
7 The function sprint f ( ) works like print f ( ), but operates on.
A. Data file
B. String
C. Stderr
D. Stdin
8 Information will be passed to the function via special identifier is called.
A. Arguments
B. Parameters
C. Both A and B above
D. Elements
9 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.
10 The function fprint is used in the program.
A. When too + many print calls have been used in the program.
B. In place of printf , as it uses more memory
C. When the type of the variables to be printed are not known
D. When the output is to be printed on to a file

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