software engineering short question. please explain in your own words. Why do we have to retest subclasses that are instantiated from an existing class, if the existing class has already been thoroughly tested?

Q: Identical-sounding variables that have been declared in a superclass and variables that have been…

A: Yes, they are treated as different variables.

Q: Discuss the potential issues and pitfalls that can arise when overriding methods in a class…

A: Method overriding is a fundamental concept in object-oriented programming (OOP), where a subclass…

Q: In order to qualify as a subclass of an abstract class, a class must offer concrete implementations…

A: Introduction: In computers, abstract type in programming languages is a non-navigable type in a…

Q: When the inheritance type is public, how are the base class's members communicated to the derived…

A: Inheritance is a fundamental concept in object-oriented programming (OOP) that allows one class to…

Q: The class A serves as the parent, while the classes B and C are used to denote the subclasses. B and…

A: User details are hidden through abstraction.  Interfaces and abstract classes provide this. Abstract…

Q: Explore the role of the "super" keyword in method overriding. How is it used to call a superclass…

A: In object-oriented programming, method overriding is a powerful concept that allows a subclass to…

Q: What are some of the drawbacks of utilising inner classes?

A: Inner class or nested class Inner class is a class defined inside other class and act like a member…

Q: By inheriting from an abstract class, a subclass is obligated to implement each and every one of its…

A: The term "abstract class" refers to a class that has been defined using the "abstract" keyword. It…

Q: For this problem you are to join the following classes into a hierarchy (use the UML diagrams from…

A: Define the Pet class with attributes name and age, and a method makeSound(). Define the Dog class…

Q: Provide an example of method overriding in a programming language of your choice. Describe the…

A: Method overriding is a concept in object-oriented programming (OOP) that allows a subclass to…

Q: A subclass of an abstract class must provide concrete implementations for each of the parent class's…

A: Please find the detailed answer in the following steps.

Q: Please elaborate on what you mean when you claim that polymorphism and inheritance

A: Introduction The process of inheritance involves taking characteristics from an existing class and…

Q: How are base class members inherited via public inheritance? Explain.

A: Base class is a class in the object oriented programming language from which other classes are…

Q: What are we trying to accomplish by establishing inheritance connections between classes?

A: In this question we need to explain the reason behind establishing inheritance connections between…

Q: What are we trying to accomplish by establishing inheritance connections between classes?

A: Object-oriented programming is a computer programming model that organizes software design around…

Q: A subclass of an abstract class must provide concrete implementations for each of the parent class's…

A: A Subclass of an Abstract Class: Abstract Map, a component of the Collections Framework, is an…