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Ans : Wide Area Network (WAN)Wide Area Network provides no limit of distance. In most WANs, the subnet consists oftwo distinct components. Transmission lines are also called circuits or channels or linksand switching and routing devices (switches & routers). Transmission-lines Read More …

Ans : Metropolitan Area Network is defined for less than 50 km. and provides regionalconnectivity typically within small geographical area. It is designed to extend over anentire city. It may be a single network such as cable television, network, or Read More …

Ans : A local area network is relatively smaller and privately owned network with themaximum span of 10 km. to provide local connectivity within a building or smallgeographical area. The LANs are distinguished from other kinds of networks by threecharacteristics: Read More …

Ans : • Local Area Network (LAN)• Metropolitan Area Network (MAN)• Wide Area Network (WAN).

Ans : High Level CharacteristicsThe following are the high level characteristics of a good function oriented design: Functional IndependenceThe modeled functions should be independent in terms of the tasks they perform.This would help in. • Reusability: The function can be Read More …

Ans : Identification Process Functionality modeling: Component identification always starts by decomposingthe business domain problem structure into a well-defined visual model. Data flowdiagram is one of the most popular visual models to depict function orienteddesign. . Design module development: The Read More …

Ans : Originally, the IP address space was divided into a few fixed-length structures calledaddress classes. The three main address classes are class A, class B, and class C. Byexamining the first few bits of an address, IP software can Read More …

Ans : The incompatibility issues are handled at two levels: i) Hardware IssuesAt the hardware level, an additional component called router is used to connectphysically distinct networks as shown in Figure 1. A router connects to the networkin the same Read More …

Ans : Identification Process Functionality modeling: Component identification always starts by decomposingthe business domain problem structure into a well-defined visual model. Data flowdiagram is one of the most popular visual models to depict function orienteddesign. Design module development: The next Read More …

Ans : We have seen the positive benefits of SRS in previous section. Let us look at a scenariowherein the SRS is not properly defined and its impact on the project. This will enable usto understand the importance of SRS Read More …