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Question 1:
(a) Describe the two fundamental characteristics of antennas explaining in detail how it affects the security of wireless networks.
(b) What is a wireless client utility and why are they used?
(c) How are wireless networks vulnerable to wireless packet sniffers, and how do you protect against this vulnerability?
(d) What type of Modulation does 802.11n use and explain how it achieves 150 Mbits/sec?
Question 2:
(a) 802.11x has an authentication mechanism that allows the use of certificates. Explain the basic working of this protocol by giving appropriate examples supporting your answer with a network diagram. Your answer should clearly show the flow of communication between the nodes and explain the functionality of each device in the network.
(b) Explain how obscurity can be a valuable tool in protecting a wireless network.
(c) Enterprise Wireless Networks generally use three main authentication methods. Identify them and explain the weakness of each one where possible.
Eequivalences rules: This conveys a meaning that is actually much simpler so than you would think on first inspection. Hence we can justify this, by using the following ch
Tool that is used to transfer data/files among computers on the Internet TCP (Transfer control protocol)
For executing recursive function the data structure used is: For executing recursive function, stack is used as a data structure.
The NOR gate output will be low if the two inputs are ? Ans. Output is low if any of the input is high means input may be 01,10 or 11.
Network Layer is used for (A) Breaking up the data in frames for transmission (B) Deal with Error correction (C) Automatic Recovery of Procedure (D) Physica
WRITE MISS POLICY: Write allocate fetch on write fetch entire block, then write word into block allocate a new block on each writ allocate block, but
Explain bit pair recoding with an example? Ans: Bit pair recoding halves the maximum number of summands. Group the Booth-recoded multiplier bits in pairs and see the following
The maximum number of nodes in a binary tree of depth 5 is 31 is the maximum number of nodes in a binary tree
It sets for Language Integrated Query. LINQ is collection of standard query operators that gives the query facilities into .NET framework language like C# , VB.NET.
What is the function of the correction system? The correction system handles changes to internal system components. Like as objects of the ABAP/4 Dictionary.
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