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Question :
a) In your view, what are the top three strengths and weaknesses of wireless systems? Rank them in order of priority. What can be done to address the weaknesses?
b) Explain the key characteristics of mobile computing applications.
c) What do you meant by the term m-commerce? What is needed to make m-commerce a reality?
d) What are the basic components of a mobile computing platform and how do these components support mobile computing applications?
e) What is the difference between wireless gateways, wireless middleware, and mobile application servers.
In RIP why we have HOP count of 15?
What is use of Carrier sense multiple access Carrier sense multiple access with collision detection (CSMA/CD) is a form of medium access control in which a station listens to
introduction
The LAN switch copies the whole frame into its onboard buffers and then looks up the destination address in its forwarding, or switching, table and verifies the outgoing interface
Q. Show the Flow characteristics? Flow characteristics Reliability - if lacking means that packets or ACKs are lost - more important with FTP, SMTP than with audio
How can you evaluate route tables on the router?
Q. What do you mean by Substitutional Ciphers? Substitutional Ciphers Monoalphabetic Substitution Polyalphabetic Substitution - Transpositional - character
You are requested to design a secure home or small scale network (Fig. 1) to satisfy the key concepts underlying computer and network security: confidentiality, integrity, availabi
Bridged Ethernet Raises bandwidth by dividing the network into smaller networks allowing concurrent communications Separates collision domains because traffic is lower
Normal 0 false false false EN-IN X-NONE X-NONE Networks classification
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