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

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

Question # 2

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

Question # 3

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

Question # 4

The given statement FILE "fptr;

Question # 5

Which of the following function calculates the square of 'X' in C.

Question # 6

A function with no definition

Question # 7

Multiple macro can be defined by placing _____ at teh end of each line except the last.

Question # 8

"x" and "y" are called

Question # 9

Every C program consists of _____________ functions.

Question # 10

The function 'foo' returns the following type as result.

Question # 11

The function used to position the file pointer in C is

Question # 12

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

Question # 13

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 # 14

Which of the following is not a character constant.

Question # 15

What is the correct value to return to the operating system upon the successful completion of a program

Question # 16

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

Question # 17

What is the output of the above program.

Question # 18

How is a variable accessed from another file.

Question # 19

Which command is used to skip the rest of a loop and carry on from the top of the loop again.

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 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
2 What is the meaning of self referential structure.
A. Array of structure
B. Single structure
C. Structure calling it's parent structure.
D. Structure calling another structure.
3 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.
4 The associativity of ++ operator is
A. For arithmetic expression and
B. For pointer expression
C. For pointer expression and
D. For pointer express in and
5 The type of the controlling expression of a switch statement can not be of the type
A. Int
B. Char
C. Float
D. Long
6 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
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 While working with the binary Strems for 'C' I/O file operations.
A. Only the binary values can be read and can be written
B. No character transition take place
C. Character translation takes place
D. Both a and b above
9 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
10 What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)
A. The increment should always be ++k
B. The variable must always be the letter i when using a for loop
C. The variable k can't be initialized
D. The commas should be semicolons.

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