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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"?
Write the Generic Name of the OSI Layer a) The figures below illustrate, side by side, the OSI 7-layer reference model and the Internet protocol stack. Inside each box represen
Explain about the Switches LAN switches are an expansion of the method in LAN bridging, which controls data flow, handles transmission errors, gives physical addressing, and ma
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
CAUSES OF FAILURES Every failure has a well-defined cause. Any system or device has an inherent strength or capacity to resist failures. This depends on design, material, man
The transport Layer Communication between computers is handled by the transport layer which is comprised of transmission control protocol (TCP) and the users datagram pro
Explain Application Gateway?
Explain the term FTP: File Transfer Protocol A very common method of moving files between two Internet sites. FTP is a special way to log in to another Internet site for pur
Hubs/Repeaters Hubs/Repeaters are used to connect together two or more network segments of any media type. In larger design, signal quality starts to deteriorate as segment exc
Q. What is Session Layer in osi model? Session Layer : Allows two applications to establish, utilize and disconnect a connection between them known as a session. Gives for na
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