UNIT 3-TYPES OF INHERITANCE

1.What is the correct way to declare inheritance in Java?

• A) class Subclass extends Superclass { }

• B) class Subclass < Superclass { }

• C) class Subclass : Superclass { }

• D) class Subclass inherits Superclass { }

2.Which of the following best describes single inheritance in Java?

• A) A class inherits from multiple classes.

• B) A class inherits from one class only.

• C) Multiple classes inherit from a single class.

• D) A class does not inherit from any class.

3.What is hierarchical inheritance?

• A) A single class inherits from multiple superclasses.

• B) Multiple classes inherit from a single superclass.

• C) A class inherits from two classes in a hierarchy.

• D) Two classes inherit from each other circularly.

4.What is hybrid inheritance?

• A) A mix of single and multiple inheritances.

• B) A combination of single and hierarchical inheritances.

• C) A combination of multiple types of inheritances, including single, multiple, hierarchical, and multilevel.

• D) Hybrid inheritance is not supported in Java.

5.Which feature of object-oriented programming is directly supported by single inheritance?

• A) Polymorphism

• B) Encapsulation

• C) Abstraction

• D) Multiple inheritances