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

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

Question # 2

What is the associatively of the conditional operator.

Question # 3

Element of the array are accessed by

Question # 4

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

Question # 5

What is the output of the above program.

Question # 6

The size of an int must be greater than or equal to that of a

Question # 7

The address of the starting element of an array is.

Question # 8

What does the "auto" specifier do.

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

Every C program consists of _____________ functions.

Question # 17

The associativity of ++ operator is

Question # 18

The getchar ()function reads a

Question # 19

It is necessary to declare the type of the function in the calling program if.

Question # 20

Array are passed as the arguments to a function by

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 The number of arguments for realloc ( ) function is.
A. 0
B. 1
C. 2
D. 3
2 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
3 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")
A. Syntax Error
B. 1
C. 10
D. 100
4 Which of the following is "stringzizing operator"?
A. $
B. %
C. #
D. ?
5 Function have
A. Local scope
B. Block scope
C. File scope
D. Function scope
6 The address of the starting element of an array is.
A. Represented by subscripted variable of the starting element.
B. Represented by the array name
C. Not used by the compiler
D. Represented by the size of the array
7 The associativity of ++ operator is
A. For arithmetic expression and
B. For pointer expression
C. For pointer expression and
D. For pointer express in and
8 How would you declared constant of 5 called 'MYCONST"?
A. Constant MYCONST =5
B. Int my const =5
C. # define MYCONST 5
D. #define MYCONST =5
9 What is the difference between a declaration and a definition of a variable.
A. Both can occur multiple times but a declaration must occur first.
B. There is no difference between them
C. A declaration occurs once but a definition may occur many times.
D. Both can occur multiple times but a definition must occur first.
10 String concatenating means.
A. Combining two strings.
B. Extracting a substring out of a string.
C. Merging two strings.
D. Comparing the two string to define the larger one.

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