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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.
what is similarity of wifi and 3g
Transparency really means adumbrating the network and its servers from the users and even the application programmers.
As the Internet started, the original Classful addressing procedure became a limitation. The IP address space was being terminated because all networks had to select one of three p
Define the term - Proxy servers These types of firewalls have been further classified into two types: application level gateways and circuit level gateways. The application
Q. What is Retransmission timer? Retransmission timer if an ACK is received previous to the timer goes off - destroy the timer if the timer goes off before ACK a
a) A host is sending a HTTP request to a HTTP server. In the table below, propose a correct set of source and destination port numbers for segments sent from host to server and fr
DLCI stands for Data Link Connection Identifier. It identifies the local PVC.
After powering up his PC, Bob notices the PC was not able to properly connect to network devices. He obtained the following information from his workstation: C:\>ipconfig Win
Q. Explain about Traffic shaping ? Traffic shaping -Method to control the amount and the rate of the traffic sent to the network.? Leaky bucket Token bucket -
Ask Design private subnetworks (using Class A range for CIDR) for each domain as in the table below, and complete the table. Hints: Consider how many network bits are required to a
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