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Question :
a) Describe the following core components of a cellular based network:
i) Cell ii) MSC iii) HLR & VLR iv) PSTN
b) Explain why frequency reuse is considered as a major design consideration in cellular networks.
c) Explain the terms:
i) Roaming ii) Handoff
d) GSM is a popular second generation (2G) wireless technique. What are its advantages over first generation networks (1G)?
e) What are the key differences between GSM and GPRS networks?
f) What do you understand by "3G is not one standard, but a family of standards which can all work together"?
Question : (a) Describe how ‘prototyping' is important to RAD. (b) List main features of ‘prototyping'. (c) List main principles of DSDM. (d) Describe the DSDM life-
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Question: a) Consider the following MIP scenario. Quite a few enterprise networks use private addresses and NAPT for the communication to the Internet. i. Discu
NETWORK OWNERSHIP: There are two types in this case: 1. Private Network 2. Public Network
Question: (a) Describe the importance of backups and the use of antivirus software. (b) With the help of an example/ illustration, explain the term encryption and explain
What is a Transaction server? With a transaction server, the client includes remote procedures that reside on the server with an SQL database engine. These remote processes on
TCP/IP protocols are managed into five basic layers. Although some layers of the TCP/IP reference model related to layers of the ISO reference model, the ISO layers procedure does
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Explain about the Intranet hardware and software Intranets not only provide a secure environment for companies but also provide an excellent working environment that is full of
QUESTION (a) Name two properties of an agent (b) List the three characteristics used to classify agents according to the Nwana Taxonomy (c) Agent environments can be clas
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