How is the relation of class A and class B best described from the code snippet below? public class A { private B b = new B(); public A() { } } Group of answer choices Aggregation Inheritance Composition Delegation

Q: Explain the three reasons accessors to private types are better than making the types public.

A: 1. Read-only access method can be provided by just using the getter method. Method setter is not…

Q: Find the error in each of the following code segments: // Superclasspublic class Vehicle{private…

A: Given : Find the error in each of the following code segments: // Superclasspublic class…

Q: Object Oriented Programming                                                             Answer the…

A: Answer: “Yes”, one can call a constant member function using non-constant object.

Q: Inheritance, Polymporhism, and Dynamic Dispatch Please answer the following questions about type…

A: Inheritance---------when one object acquires all the properties and behaviours of parent object is…

Q: erm con

A: Explain the term constructor

Q: roblem Description: ou are hired to build a software for a new Computer Science (CS) department, or…

A: Hello sir

Q: So why is it important for a class to have its own destructor?

A: When an object is intentionally destroyed by making a call to the 'delete' method, the destructor…

Q: What is the difference between an Inner Class and a Sub-Class?

A: Class: Class is an important concept in object-oriented programming. it is a user-defined data type…

Q: Distinguish the difference between declaring one class as a friend of another class (object…

A: No function or class may declare itself a buddy of another type. Utilize the buddy keyword and the…

Q: Generate a UML class diagram for the class definition below. public class FuelOrder { public string…

A: A class diagram is used in designing a class.It represent the attributes, types, access specifier,…

Q: What is the aim of building inheritance relationships across classes?

A: Let's first discuss about inheritance before knowing its aim:- Inheritance In object oriented…

Q: in c# Part 1: Use UML class diagrams to model your inventory item class. Part 2: Implement the…

A: Answer :  question was incomplete and i attempting the answer with experience on subject knowledge…

Q: Explain how the destructors of base and derived classes work.

A: Destructors: Destructors are a member function which is used to deletes an object. The destructor…

Q: An unspecified data type can be used for both the parameters and the return type just for abstract…

A: All variables  must have a data type. So option 1,3, and 4 are incorrect

Q: Create the inheritance relationship by doing base class People, derived class Student

A: Answer:

Q: HAS-A relationship between the classes is shown through.   A - Inheritance B - Container classes…

A: Ops concept

Q: public class Ice extends Fire { public void method1() { System.out.print("Ice 1 "); public class…

A: Output of the given program is given below:-

Q: What qualities does an abstract class have?

A: An abstract class is a class that can't be started up and is involved all of the time as a base…

Q: Polymorphism allows for members (i.e. attributes and methods) to be inherited by subclasses. True…

A: Answer:

Q: nstructions: modify the code below and add these features to this dice game: Multilevel…

A: Answer : we have combined the three programs and it is run fine

Q: Polymorphism allows the addition of classes

A: The Answer is given below step.

Q: raw a class diagram consisting of a base class named Person and a derived class named Student…

A: Encapsulation means the getter and setter method because all the data members are private there.…

Q: In the case of public inheritance, the base class's members are accessible and communicated to the…

A: The members of the base class are available to be communicated to by the derived classes under…

Q: I need help for creating a UML diagram for shopping application including 5 classes which will be :…

A: Lets discuss the UML diagram in the next steps

Q: What characteristics does a derived class have with its base class?

A: What is inheritance:? It is a mechanism in which a class (known as a derived class) can acquire all…

Q: What is the type of relationship between class StudentId and class Student? Expain the relationship…

A: Given: class StudentId {     private String idNumber;     private String bloodGroup;     private…

Q: The code below demonstrates an important OOP characteristic. Describe this characteristic, then…

A: Given a piece of code, to determine the OOP characteristic shown.

Q: Inheritance relation is also called as relation.

A: The classes that inherit the properties from the parent class are also known as child classes. So we…

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

A: Answer is

Q: In what ways may constructors be described?

A: Define: Constructor-specific characteristics It is not possible for a function Object() { [native…

Q: What properties distinguish an abstract class?

A: Abstract Class A class that is declared with the abstract keyword is known as an abstract class in…

Q: Explain Order of public and private Members of a Class.

A: Private members of the class: The keyword “private” is used to declare the private class members.…

Q: With the use of an example, explain the distinction between static and non-static member variables…

A: Introduction: The distinction between static and non-static member variables; -

Q: What is the aim of building inheritance relationships across classes?

A: The purpose of inheritance is to define a relationship between classes. In this way, one class can…

Q: What is abstraction and what is the advantage of using an abstract class?

A: Introduction : Abstraction is a process of hiding the complexity of a system and only showing the…

OOPs

In today's technology-driven world, computer programming skills are in high demand. The object-oriented programming (OOP) approach is very much useful while designing and maintaining software programs. Object-oriented programming (OOP) is a basic programming paradigm that almost every developer has used at some stage in their career. 

Constructor

The easiest way to think of a constructor in object-oriented programming (OOP) languages is: