Differentiating between a two-tier and three tier system
I am having difficulty with the following questions: Differentiate between a two-tier client/server system and a three-tier client/server system. Why would a firm choose one of these approaches over the other when implementing a client/server system?
(At least 200 words).
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A 3-Tier application usually has a web server, an application server, and a database server (on 3 physical servers). For a 3 tier system to work the code required will have to be different from the code needed to make a 2 tier system work. The reason behind this is, in a 3 tier system, the web server will have to make requests to code that resides on a physically different machine, i.e., the application server.
Benefits of a 2-Tiered system. A 2-Tiered system basically eliminates the web server and the application speaks directly to the database. Performance: Because of tight coupling, a 2 tiered application will run faster. The absence of a network hop ...
Proliferation and Fragmentation of Health Professions
You have been asked to prepare a speech to deliver to an industry group about the following topic: The unabated continuation of the proliferation and fragmentation of the health professions.
1. What are the desirable and undesirable aspects of this fragmentation?
2. Should actions be taken to slow or stop this trend? If so, what should be done and how can it be achieved?
Please site reference.