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Explain the waterfall model.
Waterfall Model:
The waterfall model is a sequential software development model, in which progress is seen as flowing steadily downwards (such as waterfall) by the phases of Conception, Initiation, analysis, design (validation), Construction, testing and maintenance.
Question: a) A firewall will be classified according to which layer of the OSI model the protection is at. Using this classification, explain the different types of firewalls.
what do i do and how?
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fact finding examples
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What is architectural evolution? Architectural evolution is the method of changing a system from a centralized architecture to a distributed architecture as client server.
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