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

Question # 2

The address of the starting element of an array is.

Question # 3

In mixed mode expressions.

Question # 4

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

Question # 5

Which of the following is "stringzizing operator"?

Question # 6

Which command is used to skip the rest of a loop and carry on from the top of the loop again.

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Which operator from the following has the lowest priority.

Question # 12

Which of the following function calculates the square of 'X' in C.

Question # 13

Every C program consists of _____________ functions.

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Malloc ( ) function return pointer to.

Question # 18

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 # 19

The storage class of a local variable is

Question # 20

Which of the following is an advantage of using macros over functions.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Array are passed as the arguments to a function by
A. Value
B. Reference
C. Constant value
D. Both a and b
2 Which of the following is a not a keyword of C langauge.
A. Void
B. Volatile
C. Getchar
D. Short
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 Malloc ( ) function return pointer to.
A. Integer
B. Void
C. Character
D. Structure
5 While declaring an array in C as datatype array name [size] the size can be.
A. Any constant
B. An integer constant
C. Any variable
D. Any initialized integer variable
6 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
7 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
8 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
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 In the statement # define , the symbol # must commence from
A. Any where in any line
B.
First character of that line
C. Any where out side of main () always.
D. None of above

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