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Welcome to the Inheritance and its Types MCQs Page

Dive deep into the fascinating world of Inheritance and its Types with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Inheritance and its Types, a crucial aspect of Object Oriented Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Inheritance and its Types, 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 Inheritance and its Types. 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 Inheritance and its Types. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Inheritance and its Types MCQs | Page 7 of 11

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Q61.
Multiple inheritance is ____________________

a.

When a class is derived from another class

b.

When a class is derived from two or more classes

c.

When a class is derived from other two derived classes

d.

When a class is derived from exactly one class

Discuss
Answer: (b).When a class is derived from two or more classes
Q62.
Which problem arises due to multiple inheritance, if hierarchical inheritance is used previously for its base classes?

a.

Diamond

b.

Circle

c.

Triangle

d.

Loop

Discuss
Answer: (a).Diamond
Q63.
How many classes should a program contain to implement the multiple inheritance?

a.

Only 1

b.

At least 1

c.

At least 3

d.

Exactly 3

Discuss
Answer: (c).At least 3
Q64.
Which programming language restricts the use of multiple inheritance?

a.

C++

b.

PHP

c.

SmallTalk

d.

Java

Discuss
Answer: (d).Java
Q65.
Is it possible to have all the abstract classes as base classes of a derived class from those?

a.

Yes, always

b.

Yes, only if derived class implements all the methods

c.

No, because abstract classes doesn’t have constructors

d.

No, never

Discuss
Answer: (b).Yes, only if derived class implements all the methods
Q66.
If class A inherits class B and class C as “class A: public class B, public class C {// class body ;}; ”, which class constructor will be called first?

a.

Class A

b.

Class B

c.

Class C

d.

All together

Discuss
Answer: (b).Class B
Q67.
Why does diamond problem arise due to multiple inheritance?

a.

Methods with same name creates ambiguity and conflict

b.

Methods inherited from the superclass may conflict

c.

Derived class gets overloaded with more than two class methods

d.

Derived class can’t distinguish the owner class of any derived method

Discuss
Answer: (a).Methods with same name creates ambiguity and conflict
Q68.
How many base classes can a derived class have which is implementing multiple inheritance?

a.

Only 2

b.

At least 2

c.

At most 2

d.

As many as required

Discuss
Answer: (d).As many as required
Q69.
How to overcome diamond problem ?

a.

Using alias name

b.

Using seperate derived class

c.

Using virtual keyword with same name function

d.

Can’t be done

Discuss
Answer: (c).Using virtual keyword with same name function
Q70.
When multiple inheritance is used, which class object should be used in order to access all the available members of parent and derived class ?

a.

Derived class object

b.

Parent class objects

c.

Use Abstract derived class

d.

Derive a class from derived class

Discuss
Answer: (a).Derived class object
Page 7 of 11

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