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

The storage class of a local variable is

Question # 2

While declaring an array in C as datatype array name [size] the size can be.

Question # 3

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

Question # 4

int *p[5] ; is used for

Question # 5

Element of the array are accessed by

Question # 6

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

Question # 7

When function is recursively called all the automatic variable are stored in a.

Question # 8

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

Question # 9

Malloc ( ) function return pointer to.

Question # 10

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

Question # 11

The arguments in main () function are known as.

Question # 12

The benefit of using enumeration data types in a program is

Question # 13

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

Question # 14

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

Question # 15

Which of the following is "stringzizing operator"?

Question # 16

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

Question # 17

The function used to position the file pointer in C is

Question # 18

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

Question # 19

Which of the following operators has right to left associativity.

Question # 20

The function slower checks wither a character is in lowered case or not and hence it should return.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 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.
2 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
3 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
4 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21
5 If a = Oxaa and b = a << 1 then
A. b = 2a
B. b = a/2
C. a = b -1
D. b = a
6 Array are passed as the arguments to a function by
A. Value
B. Reference
C. Constant value
D. Both a and b
7 What is the reslutl of the expression 6+12*3 -4/2?
A. 22
B. 25
C. 40
D. 45
8 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
9 Every C program consists of _____________ functions.
A. Only one
B. Only two
C. One or many
D. None of the above
10 Which one of the following will read a character from the keyboard and will store it in the variable.
A. c = getc ()
B. getc (&c)
C. c = getchar ()
D. c = getchar (stdin)

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