Question # 1

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

A pointer variable can be,

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Decremented

Incremented

Multiplied

Both Iecremented and Decremented

Which of the following function(s) is/are included in ctype.h header file?

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isdigit(int c)

isxdigit(int c )

tolower(int c)

All of the above

Which situation would require the use of a non-member overloaded operator?

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The overloaded operator is an Assignment operator

The left most operand is an object of a class

The left operand is built-in data type

The operator returns a reference

When a value is referred by a normal variable then it is known as,

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Direct Reference

Indirect Reference

Partial Reference

Proper Reference

*.doc is _____________ by type.

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Sequential File

Random Access File

Data File

Record File

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

Friend function of a class is ______________.

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Member function

Non-member function

Private function

Public function

Which of the following statement is best regarding declaration of friend function?

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Friend function must be declared after public keyword

Friend function must be declared after private keyword

Friend function must be declared at the top within class definition

It can be declared anywhere in class as these are not affected by the public and private keywords

Which of the following is correct way to initialize a variable x of int type with value 10?

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int x ; x = 10;

int x = 10;

int x, x = 10;

x = 10;

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

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

Unary operator implemented as member function takes ____ arguments whereas non-member function takes _____ arguments.

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One, zero

Zero, one

One, two

Two, one

If there is more than one statement in the block of a for loop, which of the following must be placed at the beginning and the ending of the loop block?

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parentheses ( )

braces { }

brackets [ ]

arrows < >

For which array, the size of the array should be one more than the number of elements in an array?

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int

double

float

char

Operator overloading can be performed through__________________.

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Classes

Function

Operators

Reference

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>

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

What is the sequence of event(s) when allocating memory using new operator?

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Only block of memory is allocated for objects

Only constructor is called for objects

Memory is allocated first before calling constructor

Constructor is called first before allocating memory

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

Which of the following is used with bit manipulation?

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Signed integer

Un-signed integer

Signed double

Un-signed double

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