Answer / srinivas c.

Three tire architecture:
1.Ensures that no hackers can access you r system.
2.it consist of a browser based Application written in jsp.
Datainterchange happens via encripted Data Strudtures.

Application Processing provided by multiple tiers –
1. Database Server
2. Application Server
3. PC Workstation

Benefits of the Client/Server Model
• Divides Application Processing across multiple machines:
􀂾 Non-critical data and functions are processed on the client
􀂾 Critical functions are processed on the server.
Advantages
Development Issues:
• Complex application rules easy to implement in application
server
• Business logic off-loaded from database server and client,
which improves performance
• Changes to business logic automatically enforced by server
– changes require only new application server software to be
installed
• Application server logic is portable to other database
server platforms by virtue of the application software
DisAdvantages.
More complex structure
• More difficult to setup and maintain.

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