When should one use an abstract class, when should one use an interface, and when should one use both?

What is an object in relation to a defined class in a programming language? Question 5 options: It is a property of the class. It is an interface to the class. It is an instance of the class. It defines the class state.

How are interfaces different from abstract classes?

When an interface is implemented, why are all of its methods need to be implemented at the same time?

When performing something as basic as implementing an interface, why is it essential to implement each and every function that is contained in the interface?

QUESTION 5 All methods in an abstract class must also be declared abstract. True False QUESTION 6 All fields declared in an interface are treated as final and static have protected access must be initialized in the class implementing the interface have private access

When should one use an abstract class, when should one use an interface, and when should one use both?

Why would someone declare a class as abstract? How might Interfaces help you to achieve multiple inheritance?

Explain and give: Interface using examples. why you mighti use an Abstract class rather than an reasons

1.Abstract classes, 2.abstract methods 3.Interfaces are three important OOP concepts. Give an example where each would be appropriate to use

It is necessary for a subclass of an abstract class to implement all of the abstract methods that are defined for the parent class. Is there a mistake or is it accurate?

When to declare abstract class? Topic software engineering