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

How many union members can be initialized.

Question # 2

The storage class of a local variable is

Question # 3

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

Question # 4

In mixed mode expressions.

Question # 5

Which of the following is an advantage of using macros over functions.

Question # 6

To read the formatted input data from a file, which of the following function is used.

Question # 7

String concatenating means.

Question # 8

What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)

Question # 9

Malloc ( ) function return pointer to.

Question # 10

A parameters in a function definition are known as.

Question # 11

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

Question # 12

Which of the following is not a character constant.

Question # 13

What is the output of the above program.

Question # 14

What is the meaning of self referential structure.

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

"c" is called.

Question # 17

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

Question # 18

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

Question # 19

The storage class controls

Question # 20

Identify the correct statement from the following statements.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 In the statement # define , the symbol # must commence from
A. Any where in any line
B.
First character of that line
C. Any where out side of main () always.
D. None of above
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")
A. Syntax Error
B. 1
C. 10
D. 100
3 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
4 A function with no definition
A. I san invalid function
B. Produces syntax error
C. Result into runtime error
D. Is allowed and is known as dummy function
5 Which of the following function calculates the square of 'X' in C.
A. sr (X)
B. Pow (2,X)
C. Pow(X,2)
D. None of above
6 "x" and "y" are called
A. Actual parameters
B. Local variables
C. Formal parameters
D. Global variables
7 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
8 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21
9 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
10 The declaration int (*a)[8] : is
A. An array of pointers
B. A pointer to an array
C. A pointer to a function
D. Function returning pointer

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