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

Malloc ( ) function return pointer to.

Question # 2

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

Question # 3

An example of a value parameter is the code above is.

Question # 4

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

Question # 5

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

Question # 6

Write the last element of the following array.
Char flag [] =" FALSE"

Question # 7

Which one of the following will declare a pointer to an integer at address 0 x 200 in memory.

Question # 8

To read the formatted input data from a file, which of the following function is used.

Question # 9

"c" is called.

Question # 10

The function fprint is used in the program.

Question # 11

What is the output of the above program.

Question # 12

The given statement FILE "fptr;

Question # 13

Identify the correct statement from the following statements.

Question # 14

What is the difference between a declaration and a definition of a variable.

Question # 15

The benefit of using enumeration data types in a program is

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

'C' is a middle level language because.

Question # 20

The getchar ()function reads a

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 The given statement of FILE * fptr,
A. Defines a pointer to the pre defined structure type FILE
B. Define a pointer to the user defined structure type FILE.
C. define a pointer to the pre defined data type FILE DESCRIPTOR
D. Creates a file pointed by fptr
2 What is the reslutl of the expression 6+12*3 -4/2?
A. 22
B. 25
C. 40
D. 45
3 The given statement FILE "fptr;
A. Defines a pointer to the pre defined structure type FILE.
B. Defines a pointer to the usere defined structure type FILE
C. Defines a pointer to the pre-defined data type FILE DESCRIPTOR.
D. Creates a file pointed by fptr
4 Which one of the following will read a character from the keyboard and will store it in the variable.
A. c = getc ()
B. getc (&c)
C. c = getchar ()
D. c = getchar (stdin)
5 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;
A. Garbage and 7
B. 7 and 3
C. 3 and 7
D. 3 and 3
6 What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}
A. 4
B. 5
C. 6
D. 7
7 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
8 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
9 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
10 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.

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