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Question:
(a) What are the main differences between an object and a class? Illustrate with appropriate examples.
(b) Differentiate between a global variable and a local variable. You may use a simple Java program to illustrate your answer.
(c) What do you understand by the term ‘constructor' in Java? Explain your answer with an appropriate example.
(d) Declare and initialise an array of type float of size 5 to store the marks obtained by a student at his examinations. Initialise the array with the following values {65, 57, 75, 49, 88}.
Write the code fragments in Java to find:
(i) the average mark obtained by the student at the examinations. (ii) the highest mark obtained by the student. (iii) the lowest mark obtained.
Why is Java platform independent / architecturally neutral / portable?
In order to provide portable and reliable EJB elements, the following restrictions apply to EJB code implementation: 1. Avoid using static non-final fields. Defin
Problem 1 A savings account object holds a non-negative balance, and provides deposit(k ) and withdraw(k ) methods, where deposit(k ) adds k to the balance, and withdraw(k ) subtra
COMPSCI220S2C2012 Assignment 1 due 8 August 8:30 pm This assignment introduces you to an example of applied algorithm analysis and shows you why, sometimes, compromises in an algor
State the Verify phase of Java Program Development Before the bytecodes in an application are executed by the java interpreter, they are verified by the bytecode verifier in
What is meant by semantic error? Occur although a statement executes and has an effect not intended by the programmer and Frequently times occur just in unusual & infrequent ci
Separating your business logic with other functionality such as services, Loggers etc, making classess more cohesive.
Determine the meaning of finalize When a finalize method is defined in a class, Java run time calls finalize() whenever it's about to recycle an object of t
short Java application that stores words in an Array or ArrayList.
I want Hall Rental Website Project Description: I want to prepare website for my party venue where i will post the photos and detail of place along with availability calendar
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