three tier architecture

[xmlw3c]

I am doing some research on xml and need to know the following . Please let me know if you can provide some information on:

1- how to identify a company is using three tier architecture.?



2-how to identify a company is using three tier architecture with or without xml?



3- How to implement a three tier architecture.



regards,



andy

 

[ncotton]

What exactly do you mean by a "Three Tier Architechture".

Also,
is this a peice of school work?

Neil J Cotton
Technical Consultant
Anix