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

How is a variable accessed from another file.

Question # 3

A function protoype is

Question # 4

How many union members can be initialized.

Question # 5

'C' is a middle level language because.

Question # 6

How would you declared constant of 5 called 'MYCONST"?

Question # 7

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 # 8

The number of arguments for realloc ( ) function is.

Question # 9

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

Question # 10

What is the output of the above program.

Question # 11

The address of the starting element of an array is.

Question # 12

A parameters in a function definition are known as.

Question # 13

The storage class controls

Question # 14

The arguments in main () function are known as.

Question # 15

"x" and "y" are called

Question # 16

The associativity of ++ operator is

Question # 17

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

Question # 18

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

Question # 19

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

Question # 20

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

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following is not a correct variable type.
A. Float
B. Real
C. Int
D. Double
2 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
3 If you declare an array without stating the elements it will be set to
A. A null value
B. Zero
C. Garbage value
D. Set of words
4 # define preprocessors command can be used for defining.
A. Macros
B. For loop
C. Symbolic constants
D. Both a and c
5 'C' is a middle level language because.
A. It is evolved in Middle age of computer development.
B. Not having so many features but still is robust
C. Easier to learn and use
D. Combines the best features of high low level languages.
6 Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?
A. 10
B. 450
C. 110
D. -10
7 What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
A. The question mark should be an equal sign.
B. The first semicolon should be a colon
C. There are too many variables in the statement
D. None of abvoe
8 What is the reslutl of the expression 6+12*3 -4/2?
A. 22
B. 25
C. 40
D. 45
9 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()
10 The storage class controls
A. Life time of a variable
B. Linkage of a variable
C. Scope of a variable
D. a , b and c above

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