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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.
Explain about Behavioral Notations These notations contain dynamic elements of the model. Their elements comprise interaction and the state machine. It also comprise classe
Disadvantages of unauthenticated sites All the Units entering the Intranet must be scrutinised to ensure that they are not coming from the unauthenticated sites or users. It a
As an advocate of CISC architecture to RISC architecture, what are the merits and demerits of CISC to RISC architecture
Arithmetic Pipeline The complex arithmetic operations like floating point and multiplication operations use a lot of the time of the ALU. These operations can also be pipelined
E-Commerce is not suitable for Online job searching.
Subtraction of 0011.1001 - 0001.1110 using 2's complement method Ans. Firstly 1's complement of 0001.1110 is 1110.0001 and 2's complement is 1110.0010. If a last carry
Selective set The selective-set operation sets to 1 bits in register A where there can corresponding 1's in register B. It does not affect bit positions which have
There is a pebble merchant. He sells the pebbles, that are used for shining the floor. His main duty is to take the length of the room’s sides. But he sometimes mistakes doing that
What is a table pool? A table pool (or pool) is used to join several logical tables in the ABAP/4 Dictionary. The definition of a pool having of at least two key fields and a
(a) How does a data cache take advantage of spatial locality? Give an suitable example. (b) What are the basic differences between a write-allocate and no-write-allocate po
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