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

Which operator from the following has the lowest priority.

Question # 2

The benefit of using enumeration data types in a program is

Question # 3

To most widely used method for interpreting the bit setting as non negative integer is.

Question # 4

The number of arguments for realloc ( ) function is.

Question # 5

Which of the following operators has right to left associativity.

Question # 6

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

Question # 7

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

Question # 8

Suppose the return type of function f is void. Which one of the following statements is true.

Question # 9

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

Question # 10

What is the only function all C program must contain.

Question # 11

Which of the following is not a correct variable type.

Question # 12

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

Question # 13

C program language vas developed by.

Question # 14

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

Question # 15

Which of the following is a LOOP statement of a C language.

Question # 16

Which of the following is not a valid name for a C variable.

Question # 17

Information will be passed to the function via special identifier is called.

Question # 18

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

Question # 19

Every C program consists of _____________ functions.

Question # 20

Malloc ( ) function return pointer to.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()
2 What is the base data type of a pointer variable by which the memory would be allocated to it.
A. Int
B. Float
C. No data type
D. Unsigned int
3 The function slower checks wither a character is in lowered case or not and hence it should return.
A. The character in lower case
B. The character itself
C. Nothing
D. 0 or 1
4 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
5 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
6 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
7 In mixed mode expressions.
A. Operands of lower type get automatically converted to higher type
B. Operands of higher type get automatically converted to lower type.
C. Operands of higher and lower type get in there changed
D. Operands of lower type get automatically converted to lower type.
8 The function sprint f ( ) works like print f ( ), but operates on.
A. Data file
B. String
C. Stderr
D. Stdin
9 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
10 When a program is running the value of a constant
A. Can be changed
B. Cannot be used
C. I always hidden
D. Cannot be changed

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