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Welcome to the Objects and Classes in OOPs MCQs Page

Dive deep into the fascinating world of Objects and Classes in OOPs with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Objects and Classes in OOPs, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Objects and Classes in OOPs, 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 Object Oriented Programming.

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

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

Objects and Classes in OOPs MCQs | Page 13 of 15

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Q121.
Which among the following is inherited by a derived class from base class?

a.

Data members only

b.

Member functions only

c.

All the members except private members

d.

All the members of base class

Discuss
Answer: (c).All the members except private members
Q122.
If there is a derived class in a program, how many classes must be in that program?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (b).2
Q123.
Which members can never be accessed in derived class from the base class?

a.

Private

b.

Protected

c.

Public

d.

All except private

Discuss
Answer: (d).All except private
Q124.
How many types of inheritance are supported in C++ for deriving a class?

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (c).3
Q125.
How many derived class can a single base class have?

a.

1

b.

2

c.

3

d.

As many are required

Discuss
Answer: (d).As many are required
Q126.
If a class is being derived using more than two base classes, which inheritance will be used?

a.

Single

b.

Multi-level

c.

Hierarchical

d.

Multiple

Discuss
Answer: (d).Multiple
Q127.
Derived class is also known as ______________ class.

a.

Subclass

b.

Small class

c.

Big class

d.

Noticeable class

Discuss
Answer: (a).Subclass
Q128.
If class A is derived from another derived class B which is derived from class C, which class will have maximum level of abstraction?

a.

Class A

b.

Class B

c.

Class C

d.

All have same level of abstraction

Discuss
Answer: (c).Class C
Q129.
If base class is an abstract class then derived class ______________ the undefined functions.

a.

Must define

b.

Must become another abstract class or define

c.

Must become parent class for

d.

Must implement 2 definitions of

Discuss
Answer: (b).Must become another abstract class or define
Q130.
How many classes can be derived from a derived class?

a.

Only 1

b.

At most 1

c.

At least 1

d.

As many as required

Discuss
Answer: (d).As many as required
Page 13 of 15

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