Write the java rmi interface definition, In the programming assignments, yo...

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)

data abstiraction, describe data abstractio

describe data abstraction

Authentication -security component, Authentication is basically an identifi...

Authentication is basically an identification step. Functionality used for J2EE security: Principal : An entity that may be authenticated and identified. Principal n

Why there is a need to use primary key in database, Why there is a need to ...

Why there is a need to use primary key in database ? Primary key is a constraint basically used in datdabase to uniquely identify the records in the database.

Action listener and event listener, differende between action listener and ...

differende between action listener and event listener

Define the difference between stringbuffer and string class, Define the dif...

Define the difference between StringBuffer and String class ?

Difference between a dom parser and a sax parser?,

Object diagrams, Object diagrams define instances instead of classes. They ...

Object diagrams define instances instead of classes. They are useful for illustrating some complicated objects in detail about their recursive relationships.     When

What is the use of textmessage, TextMessage having instance of java.lang.St...

TextMessage having instance of java.lang.String as its payload. Therefore it is very useful for exchanging textual data. It can also be used for exchanging difficult character data

What are the services given by the rmi object, RMI Object services: In...

RMI Object services: In addition to its remote object architecture, RMI gives some basic object services, which may be needed in a distributed application. 1.  Object namin