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Question:
(a) Explain and illustrate different architectures for IEEE802.11 (WiFi).
(b) The MAC management of IEEE802.11 handles transmitter activity for power management. With the help of a diagram explain how this power management is achieved within the different network architectures supported by IEEE802.11.
(c) Explain the following terms in the Bluetooth architecture:
(i) Master
(ii) Piconet
(iii) Slave
(iv) Parked Devices
(v) Standby Devices
(vi) Scatternet
(d) The Java APIs for Bluetooth Wireless Technology provide functionalities that fall in three categories. State and explain those categories.
What is OSI and what role does it play in computer networks? OSI (Open Systems Interconnect) serves as a reference model for data communication. It is made up of 7 layers, with
Q. Network performance measured by delay and throughput ? delay versus load Delay is composed of? Throughput v/s network load
What is the full form of FDM and TDM It is both. Each of the 100 channels is possess its own frequency band (FDM), and on every channel two logical streams are intermixed by th
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Clients and Servers are dividing logical entities that work together over a network to accomplish a task. Many systems with very dissimilar architectures that are connected togethe
Consider a simple wireless data link using channel bandwidth of 40 kHz. The transmit power level is 20 dBm, the link attenuation is 40 dB and the SNRdB at the receiver is 20 dB.
What is a protocol? The term protocol refers to a set of rules and process that govern the transmission of messages over a physical networking medium. The most common network p
Question 1: (a) In networking, there are different possible topologies. Explain the Linear bus, Ring and Star topology along with their advantages and disadvantages. (b) W
If a data packet switch has a queue of data packets waiting when a new packet reach. The new packet will be located on the whole queue and will have to wait while the switch forwar
Consider the following network example. Suppose that the distance vector (DV) routing algorithm is used to compute the distance between nodes. (a) Show the procedure of nod
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