Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
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.
Online music store that stores information about song, artist, album, customer, playlist. Also all necessary diagrams - use case, uml, erd
In the previous assignments, we have developed an Asteroids game. In this assignment, we are going to use the same codebase to develop a different gameplay. The inspiration for thi
I have three data structures projects that I need help with.
Write an XHTML document that uses JavaScript code to do the following. The user is first prompted for a word and then for a possible prefix for that word. If the prefix is not an
I need Crime Management Project Description: It is a web based project build in Oracle(back end) and J2EE(front end) for peoples so they will register complaints online.
The statechart diagrams and activity diagram are related in a sense that statechart diagram refers on object undergoing a transition process and an activity diagram refers on the f
The game of Kala is played on a rectangular board: In front of each player are six pits numbered 1 to 6 (called the 'side pits'). To the right of a player's side pits is a
Describe java's security model in details?
Explain Parentheses in Java ? Sometimes the default sequence of evaluation isn't what you want. For example, the formula to change a Fahrenheit temperature to a Celsius tempera
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!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd