67.Working with inheritance - Part 5

What is the working of inheritance in Java?

• Code reusability and method overriding
• Implementing polymorphism
• Creating new classes from existing ones
• Defining new methods in subclasses

How to use inheritance in a project in Java?

• By creating new methods in subclasses
• By extending classes
• By using interfaces
• By implementing polymorphism

What is the syntax of inheritance of class?

• class SubClass extends SuperClass
• class SubClass inherits SuperClass
• class SubClass extends from SuperClass
• class SubClass is-a SuperClass

What are the benefits of inheritance in Java?

• Code reusability and method overloading
• Method overriding and encapsulation
• Polymorphism and data hiding
• Code reusability and creating a hierarchy of classes

What are different types of inheritance?

• Single, Multiple, Multilevel
• Single, Double, Multilevel
• Single, Multiple, Hybrid
• Single, Double, Hybrid

What are the steps of inheritance?

• Create parent class, create child class, use extends keyword
• Create child class, create parent class, use implements keyword
• Create subclass, create superclass, use extends keyword
• Create superclass, create subclass, use implements keyword

What is one method of inheritance?

• extends
• implements
• inherits
• derives

What is the importance of inheritance?

• Code reusability and method overriding
• Creating a hierarchy of classes and polymorphism
• Defining new attributes in subclasses
• Encapsulation and data hiding

What is the limit of inheritance in Java?

• Unlimited
• 1 level
• 2 levels
• 3 levels

How to call inheritance in Java?

• By using super keyword
• By using this keyword
• By using extends keyword
• By using new keyword