Explain why java does not support multiple inheritance, JAVA Programming

Assignment Help:

Question:

(a) Differentiate between the following terms using suitable examples of your own:-

(i) inheritance v/s composition
(ii) subclass v/s superclass
(iii) software re-usability v/s data encapsulation

(b) Discuss why casting a superclass reference to a subclass reference is potentially dangerous. Use appropriate examples to support your answer.

(c) (i) Explain why Java does not support multiple inheritance.

(ii) What feature of Java helps to simulate multiple inheritance. Use a suitable example of your own to illustrate your answer.

(d) (i) Write down an inheritance hierarchy for classes Quadrilateral, Trapezoid, Parallelogram, Rectangle, Square. Use Quadrilateral as the
superclass of the hierarchy.

(ii) Identify a maximum number of subclass levels in your hierarchy.
(iii) The private data members of Quadrilateral should include the (x,y) coordinate pairs for the four endpoints of the Quadrilateral.

(iv) Write down a driver program that instantiates and displays objects of each of these classes.


Related Discussions:- Explain why java does not support multiple inheritance

Explain bean lifecycle in spring framework, 1. The spring container searche...

1. The spring container searches the bean's definition from the XML file and instantiates the bean. 2. Using the dependency injection, spring populates all of the properties as

I want prosport savings plans, I want ProSport Savings Plans Project Des...

I want ProSport Savings Plans Project Description: To prepare an application on iPhone, Mac, iPad and Android, which does the subsequent:- Provides a calculation of the am

Create an interface with a method concatenation, a)  Using Java, create an ...

a)  Using Java, create an interface with a method called concatenation which will be implemented in the class patient in part b. b)  Using Java, write the class patient with the

Define in detail the building of webpage, Question 1 Describe the browser ...

Question 1 Describe the browser components and its features Question 2 Define in detail the building of webpage Question 3 How to use forms? Describe with an example

Indeed api integration and search bar fix, Indeed API integration and searc...

Indeed API integration and search bar fix (Java, Wordpress and PHP) I start a job portal on WP developed out of a customized template. We need an expert in integrating Indeed AP

Develop a shopping carts application , To develop a shopping carts applicat...

To develop a shopping carts application for an online store of your choice Outcomes: 1. Apply the GUI components of Java and other tools to create user-friendly interfaces.

Area of the curve, program t ofind area under the curve y=f(x) between x=a ...

program t ofind area under the curve y=f(x) between x=a and x=b integrate y=f(x) between the limits a and b

Want a anti iframe breaker, Want a ANTI Iframe Breaker Project Descripti...

Want a ANTI Iframe Breaker Project Description: I want an ANTI Iframe Breaker code made, so that if I'm iframing a site, that contains JavaScript, flash or otherwise, to forc

JSP and servlet, I just finished a small tutorial on JSP and servlet now I...

I just finished a small tutorial on JSP and servlet now I was looking for some assignments so that I can try my hands on

Describe general approaches to solve statelessness problem, Problem : (...

Problem : (a) One problem encountered when designing web applications is that HTTP is a "stateless" protocol. Describe two general approaches to solve the statelessness probl

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd