Difference between Two tier architecture and Three tier architecture?
Editorial / Best Answer
Answered by: Karanjeet
Following are the tier types in a client server application:
a. 1 tier application:All the processing is done on one machines and number of clients are attached to this machine (mainframe applications)
b. 2 tier application: Clients and data base on different machines.Clients are thick clients i.e. processing is done at client side.Application layer is on Clients.
c. 3 tier application.Client are partially thick.Apart from that there are two more layers application layer and database layer.
d. 4 tier application: Some clients may be totally non thick clients some clients may be partially thick and further there are 3 layers web layer, application layer and database layer.
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