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Networks (Advantages of Networks (Good security, Data easy to backup, Site…
Networks
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LAN
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Often used by homes to connect various devices, used by businesses, schools and universities
WAN
May be connected using telephone lines, satellite links or radio links
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Wide Area Network, connects LANS that are in different geographical locations
Routers
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A data packet is typically forwarded from one router to another through the networks until it reaches the destination node
Communication Media
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In telecommunication these are means of transmission and storage tools or channels for data storage and transmission
Client
Many corporate networks comprise a client computer for each employee, each of which connects to the corporate server
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Switches
Uses packet switching to receive, process and forward data to destination device
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Modem
Modem converts between two forms, digital (eg computer info) and analog waves (eg telephone lines)
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Server
A computer system which is used as the central repository of data that are shared by users in a network
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Protocols
Protocol, in computer science, a set of rules or procedures for transmitting data between electronic devices, such as computers