Tag: programming languages

Special icons for creating the user interface elements for thin clients

A data module saved to the component area of the database.

A self-contained functional software unit that is assembled into a J2ee application and interfaces with other application components

A JAR file

Entity-bean data survives crashes.

An entity-bean represents non-persistent data.

It creates its own JAR file during deployment

You get authentication code without having to write any.

When you want to be certain your application data persists between program invocations , even in the event of a crash

If you need to initiate a database transaction

To process transient data that can be re-created in the event of a crash.

to keep people who do not know how to program , from accidentally changing important logic code.

To make the user interface more interesting.

To simplify application deployment.

To prevent malicious programs from gaining access to sensitive information on your database server.

To make the application much easier to update, maintain, and manage

XML imposes important limitations on the receiving program or tool.

The receiving program or tool can use the XML tagging information to determine how to best handle the incoming data

XML tags offer an extra level of security.

XML tags specify to the receiving program or tool exactly how to format and display the data.

The thin client.

Deployment descriptors

The JAR file.

The bean's container

When you implement entity or session bean methods to use SQL commands you provide

When the bean's container handles data storage and retrieval.

When the J2EE server is never shut down.

When changes to database data are lost during a crash

By thin clients.

By calls to the database

By the J2EE server.

By the bean's container.

First tier.

Second tier.

Third tier.

Fourth tier.

Run time

Compile time

Depends on how it is invoked

Both b and c