Chapter 2



This chapter describes what software architecture and design are. Topics including capacity planning, types of hosting modes (hosted internally, vendor hosted, SaaS, ASP), and web applications vs. client-server applications are described and compared. Comparing the Total Cost of Ownership (TCO) is explained. It also describes how interaction with other applications or systems can impact the design.

Key Words

software architecture; design; capacity planning; specifications; hosting modes; ASP; SasS; web applications; client-server applications; application TCO

There’s a great deal of confusion between the terms architecture and design. Both terms exist on a continuum and reasonable professionals can easily disagree on where ...

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