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 storage class of a local variable is

Question # 2

Element of the array are accessed by

Question # 3

The given statement FILE "fptr;

Question # 4

What is the base data type of a pointer variable by which the memory would be allocated to it.

Question # 5

What is the output of the above program.

Question # 6

What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):

Question # 7

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

Question # 8

Which of the following operators has right to left associativity.

Question # 9

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

Question # 10

The function fprint is used in the program.

Question # 11

What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}

Question # 12

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

Question # 13

Which of the following correctly access the seventh element stored in foo, an array with 100 elements.

Question # 14

The header file contains the function prototypes to the standard input /output library functions and information used by them.

Question # 15

The function used to position the file pointer in C is

Question # 16

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

Question # 17

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

Question # 18

"c" is called.

Question # 19

While working with the binary Strems for 'C' I/O file operations.

Question # 20

The number of arguments for realloc ( ) function is.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 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
2 How many union members can be initialized.
A. Only one member of union at any one time.
B. Any number of members of a union at one time
C. Union members can not be initialized
D. Only two members of a union at any one time.
3 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)
4 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
5 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
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 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
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 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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