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

A function protoype is

Question # 2

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

Question # 3

The associativity of ++ operator is

Question # 4

The address of the starting element of an array is.

Question # 5

A function with no definition

Question # 6

What is the output of the above program.

Question # 7

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;

Question # 8

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

Question # 9

The function sprint f ( ) works like print f ( ), but operates on.

Question # 10

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

Question # 11

When a program is running the value of a constant

Question # 12

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

Question # 13

Which of the following operators has right to left associativity.

Question # 14

Multiple macro can be defined by placing _____ at teh end of each line except the last.

Question # 15

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

Question # 16

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

Question # 17

What is the associatively of the conditional operator.

Question # 18

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

Question # 19

Which of the following is "stringzizing operator"?

Question # 20

The function used to position the file pointer in C is

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which of the following correctly access the seventh element stored in foo, an array with 100 elements.
A. foo{6}:
B. Foo {7}:
C. Foo
D. Foo():
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 When a program is running the value of a constant
A. Can be changed
B. Cannot be used
C. I always hidden
D. Cannot be changed
4 Which of the following is not a correct variable type.
A. Float
B. Real
C. Int
D. Double
5 The type of the controlling expression of a switch statement can not be of the type
A. Int
B. Char
C. Float
D. Long
6 What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
A. The question mark should be an equal sign.
B. The first semicolon should be a colon
C. There are too many variables in the statement
D. None of abvoe
7 How many characters can is string hold when declared as char name [20];?
A. 18
B. 19
C. 20
D. 21
8 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.
9 The header file contains the function prototypes to the standard input /output library functions and information used by them.
A. <std I/O .h>
B. <stdio .h>
C. < stdib.h>
D. <studio.h>
10 C program language vas developed by.
A. Dennis Ritchie
B. Ken thompson
C. Bill Gates
D. Peter Norton

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