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In Star topology all computers are connected using a central device known as hub. Star networks are one of the most general computer network topologies. In its simplest way, a star network consists of one main hub, switch or computer, which performs as a conduit to transmit packets. This consists of a central node, to which all other packets are connected; this main node gives a common connection point for all devices through a hub. In Star topology each node is transferred to central device known switch or hub. The switch is the server and the peripherals are the users.
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COLLISION: The receiver can get simultaneous requests, which gives in collision at receivers and both service lost and in this way no transmitter accepts reservations and both use
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Question : (a) There are two approaches for providing confidentiality for packets in a network using symmetric encryption: End-to-End Encryption and Link Encryption. State wh
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Network can be distinguished by shape. According to which there are three most popular methodologies, which are shown as follows; Star Ring Bus
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