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.
Determine the types of object oriented programme Classes - Prototypes for objects - Definition or a blueprint of a user-defined datatype - Think of it as a ma
Does Java pass arguments by value or reference? Ans) Pass by value. 1. When passing primitives, it going a copy of the variable to the method. Any change made in the method d
This assignment is intended to write a simple program in Java and to use the concept of Object Oriented Technology. Open a project named "MyProject" in NetBean. Under this proje
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b
How to write a program that converts US dollars into Canadian dollars.The program let the user enter an amount in US dollars and display it equivalent value in Canadian dollars whe
Running a sample Java web application from the web get http 404 error
i have got project of Vending machine. would you please help me about how to start and how to use coding.thanks
I am having trouble with the code below because I am trying to call the text field input type so that whenever someone enters a number above 10 it responds with the alert shown bel
You will be required to create an ADT for a Binary Search Tree (BSTInterface.java). The interface will be implemented as a Binary Search Tree (BST) using a reference based format.
code for correlation of coeficient
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