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- Marked by Teachers essays 2
This guarantees the computers and operators in one area that can connect with computers and operators in other locations. WAN application can be done either with the help of the public transmission system or a private network. *LAN-local area network may serve as few as two or three users (for example, in a small-office network) or several hundred users in a larger office. LAN networking comprises cables, switches, routers and other components that let users connect to internal servers, websites and other LANs via wide area networks. *attention* *Different type of topologies are- *Bus *Ring *Star *Mesh *Bus topology.
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Models Software development life cycle(SDLC) is the general term given to a plan or structure that is followed when developing a piece of software. These plans or structures are referred to as models and there are many different models. The first two created and implemented were the Waterfall and the Spirals models. The waterfall model is a software development life cycle. This was the first model to be widely used as explained by ISTQB Exam Certification (2015) and it is easy to understand.
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