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

Question # 2

If a = Oxaa and b = a << 1 then

Question # 3

# define preprocessors command can be used for defining.

Question # 4

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

Question # 5

A parameters in a function definition are known as.

Question # 6

The getchar ()function reads a

Question # 7

How many union members can be initialized.

Question # 8

The storage class of a local variable is

Question # 9

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

Question # 10

When a program is running the value of a constant

Question # 11

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

Question # 12

The function used to position the file pointer in C is

Question # 13

The declaration "void foo (int, x int & y)" is called a

Question # 14

Element of the array are accessed by

Question # 15

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

Question # 16

What is the output of the above program.

Question # 17

In the statement # define , the symbol # must commence from

Question # 18

What is the only function all C program must contain.

Question # 19

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

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 Which of the following is an advantage of using macros over functions.
A. Functions must have parameters, macros do not
B. The code associated with a function is expanded in line
C. Values passed to function must be of specific data type
D. The code associated with a function is not expanded in line.
2 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
3 Which of the following is not a valid name for a C variable.
A. Hairaj
B. Hello _ raj
C. Hello raj
D. None of above
4 What is the correct value to return to the operating system upon the successful completion of a program
A. 1
B. 1
C. 0
D. 2
5 The benefit of using enumeration data types in a program is
A. Program becomes shorter
B. Program becomes longer
C. Program is easy to understand
D. Program become complex
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 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.
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 # define preprocessors command can be used for defining.
A. Macros
B. For loop
C. Symbolic constants
D. Both a and c
10 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

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