Migration Targets
Migration target refers to the type of object a specific piece of code will be migrated to. In client/server applications, code of many types and purposes could be contained in a single Window object. In n-tier/Web development, that isn't easily done; instead, it is more natural and beneficial for code to be separated by type or purpose. I detail that more later in this section after describing some important concepts and terms.
The term n-tier architecture implies the use of one or more application servers. In those application servers, you can run or interface with C, C++, Java Beans, Enterprise JavaBeans, COM objects, PowerBuilder components, servlets, and so on.
“Web enablement” denotes that a Web browser will interface ...
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