Question # 1

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

Choose an answer

22

25

40

45

If a = Oxaa and b = a << 1 then

Choose an answer

b = 2a

b = a/2

a = b -1

b = a

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

Choose an answer

EBCD system

BCD system

ASCII system

Binary number system

The function fprint is used in the program.

Choose an answer

When too + many print calls have been used in the program.

In place of printf , as it uses more memory

When the type of the variables to be printed are not known

When the output is to be printed on to a file

Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?

Choose an answer

10

450

110

-10

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

Choose an answer

Both can occur multiple times but a declaration must occur first.

There is no difference between them

A declaration occurs once but a definition may occur many times.

Both can occur multiple times but a definition must occur first.

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

Choose an answer

Functions must have parameters, macros do not

The code associated with a function is expanded in line

Values passed to function must be of specific data type

The code associated with a function is not expanded in line.

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

Choose an answer

Ineger

No result is returned

Float

Double

Which of the following is "stringzizing operator"?

Choose an answer

$

%

#

?

String concatenating means.

Choose an answer

Combining two strings.

Extracting a substring out of a string.

Merging two strings.

Comparing the two string to define the larger one.

int *p[5] ; is used for

Choose an answer

Fixed row size and varying column size

Fixed row size and fixed column size

Varying row size and varying column size.

For storing integers

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

Choose an answer

Arguments

Parameters

Both A and B above

Elements

The benefit of using enumeration data types in a program is

Choose an answer

Program becomes shorter

Program becomes longer

Program is easy to understand

Program become complex

The getchar () library function

Choose an answer

Returns a character when any key is pressed

Return multiple characters when the keys are pressed

Return multiple characters when the key are pressed followed by enter key

Return a single character when the keys are passed followed by enter key

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

Choose an answer

Int

Float

No data type

Unsigned int

What does the "auto" specifier do.

Choose an answer

It automatically initializes a variables to 0

It indicates that a variables memory will automatically be preserved

It automatically increments the variable when used.

It automatically initializes a variable to NULL

A function protoype is

Choose an answer

A definition of the function

a declaration statement in the called program

A declaration statement in the called program

A function call in the program

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

Choose an answer

Data file

String

Stderr

Stdin

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

Choose an answer

< stdib.h>

<studio.h>

'C' is a middle level language because.

Choose an answer

It is evolved in Middle age of computer development.

Not having so many features but still is robust

Easier to learn and use

Combines the best features of high low level languages.

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

Choose an answer

Repeat until

For

While -Do

Do-while

Both b and d above

More Classes

Other Links

PPSC Computer Science Chapter 8 C Programming Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer