BUS TOPOLOGIES AND ITS ADVANTAGES AND DISADVANTAGES
A bus topology uses one cable as a main trunk to connect all of the systems together (shown in Figure.1).…
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WHAT IS INTERNET AND INTRANET AND EXTRANET
Internet, intranet, and extranet are three terms that describe “Internet-type” applications that are used by an organization. INTERNET: If you…
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TYPES OF DATA FLOW IN COMMUNICATION SYSTEM
Communication between two devices can be simplex, half-duplex, or full-duplex. SIMPLEX: In simplex mode, the communication is unidirectional, as on…
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DATA COMMUNICATIONS AND ITS COMPONENTS
When we communicate, we are sharing information. This sharing can be local or remote. Between individuals, local communication usually occurs…
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WHAT IS SERVERS AND WORKSTATIONS AND HOSTS
A typical network involves having users sit at workstations, running such applications as word processors or spreadsheet programs. The workstation…