Draw an inheritance hierarchy representing parts of a computer system (processor, memory,  disk drive, DVD drive, printer, scanner, keyboard, mouse, etc.).  (BlueJ)

Q: Design and implement Java program as follows: 1) Media hierarchy:  Create Media, EBook, MovieDVD,…

A: CODE- import java.io.File;import java.io.FileNotFoundException;import java.util.ArrayList;import…

Q: The structure is there so its just applying the functionality. In java language. . Thank you! The…

A: I Have answered this question in step 2.

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A: Here, we wanted to model a dog in Java. Some instance variables we can create are -  String name;…

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A: Question given: A piece of  object oriented programming code is given.  Complete this code by…

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A: In this question we have to write a Java solution involving an object-oriented design to model…

Q: Using the Java programming language, explain how you would utilize each of the following to provide…

A: A class is a user defined blueprint or prototype from which objects are created.

Q: Can you elaborate on how classes relate to objects?

A: - We need to talk about how class relates to objects.

Q: You only can instantiate concrete classes, not abstract ones. But you can extend abstract classes as…

A: this statement is true You can only instantiate concrete classes, not abstract ones, but you can…

Q: Declaring instance variables private is an example of:   a. Information Hiding   b. Delegation…

A: Instance variables can be declared under three access specifiers to regulate the access in the…

Q: 1. What is an abstract class? Use an example abstract class to explain. 2. What is an inner…

A: Abstract class is a class that don't have an object to access the abstract class it must be…

Q: Use object-oriented features of Java for a Quiz program. Include  class variables, instance…

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A: Class : The class is the real-world object this provides the variable, properties, and methods of…

Q: Design a class hierarchy for a simple banking system. Include classes for a Bank, Account, and…

A: Bank Class: Attributes: bankName: Stores the name of the bank. accounts: A list to store all the…

Q: Develop a class diagram for a Message class for a cell phone company. Include generalizations for…

A: ANSWER:-

Q: Using the Java programming language, explain how you would utilize each of the following to provide…

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A: According to the Question below the Complete Solution:   Program Output:

Q: Answer the question below using this UML diagram (this same diagram is used in multiple questions).…

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Q: Question 3 (a) Design and implement a class called TaxiFare that includes the following instance…

A: Kindly Note: As per our guidelines we are supposed to answer only first question. Kindly repost…

Q: Why can't we use an object from a Parent Class in a Child Class and take use of all its features?

A: Given: Can we use  Parent Class object in a Child Class and take use of all of its features? is the…

Q: I'm curious to know what "association class" means.

A: An associate class is a class in a UML diagram that is part of an association between two other…