Pessimistic and Optimistic concurrency control?,

What is object oriented programming language, What is object oriented progr...

What is object oriented programming language? In classic, procedural programming you try to form the real world problem you're attempting to solve fit a few, predetermined data

Publish subscribe model and p2p model, What is the basic difference among P...

What is the basic difference among Publish Subscribe model and P2P model? Ans) Publish Subscribe model is typically used in one-to-many situation. It is unreliable but very quic

What is jms provider, An execution of the JMS interface for a Message Orien...

An execution of the JMS interface for a Message Oriented Middleware (MOM). Providers are executed as either a Java JMS execution or an adapter to a non-Java MOM.

Why you don''t need to import java.lang.*, Why You don't need to import jav...

Why You don't need to import java.lang.* There is one exception to the import rule. All classes in the java.lang package are imported by default. Therefore you do not required

How can we involve images within a web page, How can we involve images with...

How can we involve images within a web page using HTML and Java script? Images can be included in HTML through employing tag, below is the format of

Roster entries in chat application, The roster lets you keep track of the a...

The roster lets you keep track of the availability ("presence") of other users. A roster also allows you to organize users into groups such as "Friends" and "Co-workers". Other IM

What is numeric promotion, What is numeric promotion? Numeric promotion...

What is numeric promotion? Numeric promotion is the conversion of a smaller numeric type to a larger numeric type, so that integer and floating-point operations may take place.

2d world of ants and doodlebugs, We have to create a world class that conta...

We have to create a world class that contains a 2d array then create an abstract class called organism that contains move() method the organism should move randomly one step at the

Intro to Programming, Overall Requirements Every phone number is broken up ...

Overall Requirements Every phone number is broken up into sections as shown below: Country Code Area Code Prefix Line Number 1 919 882 5000 Write a program to separate out a ph