Welcome to the Object Oriented Programming MCQs Page

Dive deep into the fascinating world of Object Oriented Programming with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Object Oriented Programming, a crucial aspect of Data Structures and Algorithms. In this section, you will encounter a diverse range of MCQs that cover various aspects of Object Oriented Programming, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Data Structures and Algorithms.

Check out the MCQs below to embark on an enriching journey through Object Oriented Programming. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Structures and Algorithms.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Object Oriented Programming. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Object Oriented Programming MCQs | Page 11 of 26

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Data Structures Basics

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Sorting and Searching

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Dynamic Programming

Q101.

Which of the following ways are legal to access a class data member using this pointer?

this.x

*this.x

*(this.x)

(*this).x

Discuss

Answer: (d).(*this).x

Q102.

If we store the address of a derived class object into a variable whose type is a pointer to the base class, then the object, when accessed using this pointer.

continues to act like a derived class object

continues to act like a derived class object if virtual functions are called

Acts like a base class object

Acts like a base class, if virtual functions are called

Discuss

Answer: (b).continues to act like a derived class object if virtual functions are called

Q103.

Which of the following declarations are illegal?

void *ptr;

char *str = “hello”;

char str = “hello”;

const *int p1;

Discuss

Answer: (c).char str = “hello”;

Q104.

What will be the result of the expression 13 & 25?

Discuss

Answer: (c).9

Q105.

Which of the following operator can be overloaded through friend function?

( )

Discuss

Answer: (d).*

Q106.

To access the public function fbase() in the base class, a statement in a derived class function fder() uses the statement

fbase();

fder();

base::fbase();

der::fder();

Discuss

Answer: (a).fbase();

Q107.

If a base class destructor is not virtual, then

It can not have a function body

It can not be called

It can not be called when accessed from pointer

Destructor in derived class can not be called when accessed through a pointer to the base class

Discuss

Answer: (d).Destructor in derived class can not be called when accessed through a pointer to the base class

Q108.

Maximum number of template arguments in a function template is

one

two

three

many

Discuss

Answer: (d).many

Q109.

In access control in a protected derivation, visibility modes will change as follows:

private, public and protected become protected

only public becomes protected

public and protected become protected

only private becomes protected

Discuss

Answer: (c).public and protected become protected

Q110.

Which of the following statement is valid?

We can create new C++ operators

We can change the precedence of the C++ operators

We can change the associativity of the C++ operators

We can not change operator templates

Discuss

Answer: (d).We can not change operator templates

Page 11 of 26

Welcome to the Object Oriented Programming MCQs Page

Object Oriented Programming MCQs | Page 11 of 26

Explore more Topics under Data Structures and Algorithms

Data Structures Basics

Data Types and Abstraction

Algorithm Complexity

Arrays and Pointers

Linked Lists

Stacks and Queues

Recursion

Trees

Graphs

String Operations

Sorting and Searching

Dynamic Programming

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