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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.
Write discussion on Associative mapping - computer architecture
LOW-Earth Orbiting have more advantageous in Mobile based communication devices like PDAs, Cell phones and automobile communications. The LOW-Earth Orbiting is a satellite of orbit
Define Retransmission? Retransmission is a process in which the receiver detects the occurrence of an error and asks the sender to resend the message. Resending is repeated unt
Merits of Shared Memory Programming Global address space gives a user-friendly programming perspective to memory. Data sharing among processes is both fast and uniform
Radio Waves - Frequency ranges: 3 KHz to 1 GHz - Omni directional - Susceptible to interference by other antennas utilizing same frequency or band - Ideal for long-di
Q. What is Parabolic Dish Antenna? - Incoming signals means that the Signal bounces off of dish and is directed to focus - Outgoing signals signifies transmission is broadca
Time out Timers are used to protect against lost packet. Each packet must have its own logical timers since only a single packet will be retransmitted after timeou
Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha
http://cseweb.ucsd.edu/~savage/papers/CCS12Exploit.pdf
What is Round Trip Time? The duration of time it takes to send a message from one end of a network to the other and back, is known as RTT.
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