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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.
Q. Show the Communication between Switches? Communication between Switches - Must know which station belongs to which VLAN as well as membership of stations connected to
Elements of protocol
CSMA/CD - A Simple Definition A network station wishing to broadcast will first check the cable plant to make sure that no other station is currently transmit
Question: a) Describe the following two approaches used towards wireless frequency regulation. i. Regulated Band ii. Unlicensed Band b) An antenna is an electrical c
What is the importance of Encryption on a network? Encryption is the process of translating information into a code that is unreadable by the user. It is then translated back o
TYPES OF PARALLEL PROGRAMMING There are several parallel programming models in common use. Some of these are: Message Passing; Data Parallel programming; Shared
Question: (a) What is a script kiddie? Is it a significant security threat, and why? (b) Assume that UNIX uses the user login name in lieu of the traditional salt, what is
How two adjacent layers communicate in a layered network? (or What do you mean by Service Access Point?) In layered network, each layer has lots of entities and entities of lay
features
In 3-tier Client/Server systems, the application logic (or process) lives in the middle tier and it is removed from the data and the user interface. In theory, the 3-tier Client/Se
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