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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.
Describe OSPF?
Differentiate between Fast fading and Slow fading Fast fading refers to changes in signal strength among a transmitter and receiver as the distance among the two changes by a s
With an object server, the Client/Server application is written as a set of communicating objects. Client object commune with server objects using an Object Request Broker (ORB). T
Can you describe Session layer in OSI model
Retransmission of packets The disadvantage of thronging away a correctly received packet is that the subsequent retransmission of the packet might be lost or garbled and
Question: (a) Do you agree with the following statements (specify your reasons to support your answer for each):- i) Policies are the foundation for the development of sta
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Q. Explain the process of piggybacking? When a data frame arrives in its place of immediately sending a separate control frame and the receiver restrains itself and waits until
Switch In a physical ring configuration any disabled or else disconnected node can disable the entire network Use of a switch can permit the ring to bypass an inactive
Q. TCP – numbering bytes? Numbering is utilized for flow & error control Segments aren't numbered only bytes Full-duplex connection - numbering is independent in
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