Question # 1

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

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none of the given options

cast

cost

const

The normal source of cin object is

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File

Disk

Keyboard

RAM

The default value of a parameter can be provided inside the ________________

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function prototype

function definition

both function prototype or function definition

none of the given options

Every class contains _______________.

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Constructor

Destructor

Both a constructor and a destructor

None of the given options

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];

New and Delete are also used with ___________ and data types as well.

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Class, Objects

Structures, Pointers

Both Class and structures

None of above

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

Overloaded new operator function takes parameter of type size_t and returns

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void (nothing)

void pointer

object pointer

int pointer

Pointer is a variable which store

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Data

Memory Address

Data Type

Values

width() is member function of _____________.

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cin object

cout object

Both cin and cout object

None of the given option

The prototype of friend functions must be written ____ the class and its definition must be written ____.

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inside, inside the class

inside, outside the class

outside, inside the class

outside, outside the class

Memory allocated at run time is a system resource and it is the responsibility of _____ to de-allocate the memory.

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System

Programmer

User of program

None of given options

Overloaded delete operator function takes parameter of void pointer and returns.

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void

void pointer

pointer to an object

pointer of type int

If text is a pointer of class String then what is meant by the following statement? text = new String [5];

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Creates an array of 5 string objects statically

creates an array of 5 string objects dynamically

Creates an array of pointers to string

Creates a string Object

When an object of a class is defined inside an other class then

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Constructor of enclosing class will be called first

Constructor of inner object will be called first

Constructor and Destructor will be called simultaneously

None of the given options

Like member functions, ______ can also access the private data members of a class.

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Non-member functions

Friend functions

Any function outside class

None of the given options

What will be the correct syntax to declare two-dimensional array of float data type?

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float arr{2}{2} ;

float arr[2][2] ;

float arr[2,2] ;

float[2][2] arr ;

Class is a user defined___________.

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Data type

Memory referee

Value

None of the given options

What is the sequence of event(s) when deallocating memory using delete operator?

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Only block of memory is deallocated for objects

Only destructor is called for objects

Memory is deallocated first before calling destructor

Destructor is called first before deallocating memory

What will be the correct syntax to assign an array named arr of 5 elements to a pointer ptr?

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*ptr = arr ;

ptr = arr ;

*ptr = arr[5] ;

ptr = arr[5] ;

For which values of the integer _value will the following code becomes an infinite loop? int number=1; while (true) { cout << number; if (number == 3) break; number += integer_value; }.

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any number other than 1 or 2

only 0

only 1

only 2

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