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Write a program of student Using a Class
Objects of a class are always created on heap using "new" operator followed by constructor
String greet = "Hello" ; // No new operator
String greet2 = new String("Hello");
Members of a class ( member variables and methods also called as instance variables/methods ) are accessed using "." operator. There is no "Æ" operator in java
s.setName("Ali");
sÆsetName("Ali") is incorrect and won't compile in java
Note: Primitives are always passed by value and objects are always passed by reference and in java.
Write a program to perform multiplication and division in java? Of course Java could also do multiplication and division. Because most keyboards don't have the times and divisi
What happens to the static fields of a class during serialization? There are three exceptions in which serialization does not necessarily read and write to the stream. These
A JMS client that makes and sends messages.
Question 1 Explain any five buzz words in Java 2 Explain exception classes and also explain common exceptions in java 3 Explain primitive and abstract data type in java
What is the purpose of garbage collection in Java, and when is it used? The purpose of garbage collection is to identify and discard objects that are no longer required by a pr
define stack
Why hub is used in networks? Hub is networking equipment and a device that connects various computers to form a network. In a network the NIC translates the message within elec
Problem Definition A new Met Office web application will allow users of their web site to view rainfall statistics for months and years in the UK. The application allows the m
What is an Iterator? Some of the collection classes give traversal of their contents via a java.util.Iterator interface. This interface permits you to walk through a collection
What are Commonsense Guidelines to prevent viruses? Discuss about Antivirus as well. Commonsense Guidelines to avoid viruses are as follows: 1. Do not open attachment of unwant
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