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Question :
(a) IEEE802.11 supports two types of network architecture, describe these architectures with the support of diagrams detailing the network components.
(b) IEEE802.11 supports 3 types of physical layers, what are they?
(c) The MAC management of IEEE802.11 handles synchronization between the stations.
(i) With the help of a diagram describe how synchronization is achieved within the different network architectures.
(ii) State and briefly describe other functionalities handled by the MAC management.
(d) Briefly explain possible attacks on the Wired Equivalent Privacy.
What are differences between Synchronous, Asynchronous and I synchronous communication? Sending data encoded in your signal needs that the sender and receiver are both by using
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By using XNOR gate if the signals are similar then only the output will be one otherwise not.
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Question: (a) Program instructions and data are brought into memory first, in order to be executed. Explain how the CPU enables an instruction to be executed? (b) Describe
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