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.
How many JSP scripting elements and what are they? Ans) Three scripting language elements are there: a) declarations, b) scriptlets, c) expressions.
Explain all Java Primitive Data Types? boolean 1-bit. May take on the values true and false only. true and false are describe constants of the language and are not the s
In this assignment, you will create 5 objects and get them to interact together. You will create theatres for which patrons will buy tickets from a box office to watch movies.
I need Java expert with tomcat tuning experience Project Description: Require a Java expert to fix memory issues with tomcat. Skills required: Java, Apache
For this Assignment, submit the following program: Create an application for an animal-fur trimming service. The business is open 15 weeks of the year, from April through July. The
1) Around : org.aopalliance.intercept.MethodInterceptor 2) Before : org.springframework.aop.BeforeAdvice 3) After : org.springframework.aop.AfterReturningAdvice 4) Throws
In the programming assignments, you are going to develop a simple distributed ticket reservation system (DTRS). This system is used by customers (with unique 6-digit customerID s)
luminos The polishing game
What is the preferred organizational structure for the organization? Preferred Organizational Structure for organization is hierarchal. Where there is various departments inter
Task back to top Write a JAVA GUI program that would facilitate text chatting/exchanging between two or multiple computers over the network/internet, using the concept of JAVA soc
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