Question # 1

The operator used for casting, in C, is standard ________ operator.

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none of the given options

cast

cost

const

To include code from the library in the program, such as iostream, a directive would be called up using this command.

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#include “iostream.h”

include <iostream.h>

#include <iostream.h>

Which character is inserted at the end of string to indicate the end of string?

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new line

tab

null

carriage return

Operator overloading can be performed through__________________.

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Classes

Function

Operators

Reference

Which of the following is the correct C++ syntax to allocate space dynamically for an array of 10 int?

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new int(10)

new int[10] ;

int new(10) ;

int new[10];

If it is required to copy an array to another array then.

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Both arrays must be of the same size and data type

Both arrays may be of different size

Both arrays may be of different data type

Both arrays may be of different size and type

What will be the value of ‘a’ and ‘b’ after executing the following statements?A = 3; b = a++;

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3, 4

4, 4

3, 3

4, 3

In if structure the block of statements is executed only.

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When the condition is false

When it contain arithmetic operators

When it contain logical operators

When the condition is true

All preprocessor directives are started with the symbol______.

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*

+

@

#

The return type of the operator function for << operator is __________.

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class for which we overload operator

reference of ostream class (ostream&)

reference of istream class (istream&)

void

A Matrix can be composed of ints, floats or doubles as their elements. Best way is to handle this

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Write a separate class to handle each

Use templates

Use strings to store all types

None of the given options

Overloaded new operator function takes parameter of type size_t and returns

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void (nothing)

void pointer

object pointer

int pointer

The statement cin.get (); is used to,

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Read a string from keyboard

Read a character from keyboard

Read a string from file

Read a character from file

If there is a symbol (& sign) used with the variable name followed by data type then it refers to _____ and if & is being used with variable name then it refers to _____.

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Address of variable, reference variable

Reference variable, value of variable

Reference variable, address of variable

Address of variable, value of variable

Which one of the following is the declaration of overloaded pre-increment operator implemented as member function?

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Class-name operator +()

Class-name operator +(int)

Class-name operator ++() ;

Class-name operator ++(int) ;

NULL value has been defined in ______ and _________ header files.

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strings.h and iostream.h

ctype.h and conio.c

conio.c and conio.h

stdlib.h and stddef.h

*.doc is _____________ by type.

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Sequential File

Random Access File

Data File

Record File

What does STL stand for?

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Source template library

Standard template library

Stream template library

Standard temporary library

For cin, the source is normally a ________ and destination can be.

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File,native data type

Disk, user-define type

Keyboard, variable

File, user-define type

What purpose do classes serve?

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Data encapsulation

Providing a convenient way of modeling real-world objects

Simplifying code reuse

All of the given options

Pointer is a variable which store

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Data

Memory Address

Data Type

Values

More Classes

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