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Question :
(a) List down and explain the different signal propagation behaviours that radio waves exhibit.
(b) Explain the term Delay Spread with reference to signal propagation
(c) Infra Red and radio transmission are the two different basic transmission technologies that can be used to set up WLANs. Explain why radio transmission is preferred when setting up a Wireless LAN in an institution compared to infra red.
(d) IEEE 802.11 Infrastructured network has basic components such as Stations, Access Points and distributed System.
(i) Give a brief description of the functioning of an Infrastructured Network.
(ii) Show down the main functions of the Access points.
(e) Why do collisions occur in an infrastructure wireless network? Give a solution to remedy to this situation.
Flash It is also permanent storage device. It stores the compressed form of Cisco IOS software image and the NVRAM data. Device structure One flash socket Support 80
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Switches operate at layer 2. They enhance bandwidth by decreasing the number of devices sharing the media. They isolate collisions. Like a bridge they forward traffic based upon la
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You need to enable both arpa and snap encapsulation on single router interface. How do you do this? Ans)Assign two network numbers, one for every encapsulation type.
State the types of performance of computer hardware The hardware, i.e., the server or computer has a direct relationship on performance in the following areas: Reliabili
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