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

The benefit of using enumeration data types in a program is

Question # 2

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

Question # 3

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

Question # 4

Malloc ( ) function return pointer to.

Question # 5

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

Question # 6

Array are passed as the arguments to a function by

Question # 7

The address of the starting element of an array is.

Question # 8

How many union members can be initialized.

Question # 9

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

Question # 10

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

Question # 11

Which one of the following will read a character from the keyboard and will store it in the variable.

Question # 12

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")

Question # 13

The storage class controls

Question # 14

The getchar ()function reads a

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

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

Question # 17

What is the reslutl of the expression 6+12*3 -4/2?

Question # 18

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

Question # 19

# define preprocessors command can be used for defining.

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 To most widely used method for interpreting the bit setting as non negative integer is.
A. EBCD system
B. BCD system
C. ASCII system
D. Binary number system
2 The size of an int must be greater than or equal to that of a
A. Long int
B. Short int
C. Float
D. Char
3 To read the formatted input data from a file, which of the following function is used.
A. Getchar ()
B. fgets()
C. fscanf ()
D. scanf()
4 The arguments in main () function are known as.
A. Program parameter
B. Command line arguments
C. Both a and b above
D. None of these
5 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
6 Which of the following is not a character constant.
A. '\60
B. '/x 24'
C. 'sum'
D. 'A'
7 Which of the following is a not a keyword in C langauge.
A. Void
B. Volatile
C. Short
D. Gatchar
8 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
9 Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.
A. int " x, " x = 0 x 200;
B. int " x, = & 0 x 200;
C. int " x, = "0 x 200;
D. int " x, = 0 x 200
10 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

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