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Comparison between OSI and TCP/IP model.

TCP/IP and OSI models are the two very popular models in the field of inter-networking. In this article, we give a brief comparison between these two protocols. A point to be noted is that the adoption of either protocol does not conflict with the other one because the development of both these protocols took place […]

Testing start Process – Operation and Maintenance

Testing start process has got 4 main phases namely: – Requirements analysis – Design – Programming and construction – Operation and maintenance

In this article we shall see the fourth phase i.e., the operation and maintenance phase in detail.

1. Making changes to the program under testing is a frequent thing in the development […]