1.In this architecture application required things placed into two systems is called "2-Tier Architecture" or client server application
2.Client server architecture is recommended when application is running on different systems with centralized data.in 2-tier business logic is placed with in each system,this repetition are be avoided
3.by maintaining business logic with database server in the form of stored subprogram
4.Maintain business logic with database server is called "2 and half tier architecture
5.When it comes to enterprise level the number of clients will be more (or) client will be outside organization network.In this case maintaining business logic with data base server in not recommended for following reason
i.More burden on database,it will effect the performance
2.Client server architecture is recommended when application is running on different systems with centralized data.in 2-tier business logic is placed with in each system,this repetition are be avoided
3.by maintaining business logic with database server in the form of stored subprogram
4.Maintain business logic with database server is called "2 and half tier architecture
5.When it comes to enterprise level the number of clients will be more (or) client will be outside organization network.In this case maintaining business logic with data base server in not recommended for following reason
i.More burden on database,it will effect the performance