Question # 1

The endl and flush are _______

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Functions

Operators

Manipulators

Objects

Which of the following is NOT a preprocessor directive?

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#error

#define

#line

#ndefine

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

What does STL stand for?

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Source template library

Standard template library

Stream template library

Standard temporary library

When an operator function is defined as member function for a binary Plus (+) operator then the number of argument it take is/are

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Zero

One

Two

N arguments

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

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

With user-defined data type variables (Objects), self assignment can produce.

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Syntax error

Logical error

Link error

Non of the given options

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

Is used for ___________.

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calculation

reading

assigning value to variables

None of the given options.

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

Consider the following code segment. What will be the output of following code? Int addValue (int *a){ int b = (*a) + 2; return b ; } main () { int x =6 ; cout << x << “,” ; cout << addValue(&x) << “,” ; cout << x ; }.

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6,8,6

6,6,8

6,8,8

6,6,6

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>

If we define an identifier with the statement #define PI 3.1415926 then during the execution of the program the value of PI __________.

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can not be replaced

None of the given options

Remain constant

can be changed by some operation

The first parameter of operator function for << operator,

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Must be passed by value

Must be passed by reference

Can be passed by value or reference

Must be object of class

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

When ever dynamic memory allocation is made in C/C++, it is freed_____________.

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Explicitly

Implicitly

Both explicitly and implicitly

None of the given options

Array is a data structure which store

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Memory addresses

Variables

Data Type

Data

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