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Problem 1:
(a) Briefly explain each of the following wireless standards:
(i) WiFi (ii) WiMAX (iii) 3G.
Problem 2:
(b) Bluetooth is an industrial specification for wireless personal area networks. Bluetooth provides a way to connect and exchange information between devices like personal digital assistants (PDAs), mobile phones and laptops via a secure, globally unlicensed short range radio frequency. A future version of Bluetooth code-named, Lisbon, would provide improved security and usability features.
Briefly explain each of the following features of Lisbon:
(i) Extended Inquiry Response (ii) Atomic Encryption Change (iii) Sniff Subrating (iv) Qos (v) Simple Pairing.
There is only an application layer which is closer to user and also gives many application which user directly linked.for ex:- web browser
Question 1 Define client and server. Explain the Client server model Question 2 What is a Mainframe System? Write down the features of Mainframe System Question 3
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
List the Advantages of microwaves. a. They need no right of way acquisition among towers. b. They can carry high quantities of information because of their high operating f
Can you describe different components in PKI?
what range is this
What is the different type of networking / internetworking devices? 1. Repeater: Also known as a regenerator, it is an electronic device that operates only at physical layer.
Sequence Number After the bytes have been numbered TCP assigns a sequence number to each segment that is being sent. These sequence number for each segment is the numb
how to security net
Screened Host Architecture This architecture consists of two host machines: a Screening Router and a Screening Host. Screening Router is placed between a local network and the
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