hey guys here are some points for you but you need to answer this questions before that
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1) computer networks share common devices function and features including servers, clients, transmission media, shared data, shared printers and other hardware and software resources, network interface card, local operating system and the network operating system.
2) three type of computer networks based on their size: • local area network
• metropolitan area network
• wide area network
3) coaxial cables are the directed media which cart the higher frequency range single compared to the twisted pair cable. coaxial cables are also called coax. two types of coaxial cables are widely used: 50 ohm cable and 75 ohm cable.
optical fiber:- an optical fiber is a cylindrical dielectric wave guide that transmits light along its axis, by the process of total internal reflection, the fiber consists of a care surrounded by a cladding layer, both of which are made of dielectric materials.
4) star topology:- all computers and device are connected to a main hub or switch.
Ring topology:- computers and device are connected to a closed loop cable.
5) network security is a board term that covers a multitude of technologies device and process. in its simplest term it is a set of rules and configuration designed to protect the integrity, configuration and accessibility of computer networks and data using both software and hardware technologies.
Explanation:
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