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QUESTION
a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer
b) Describe the functions of the following intermediate systems-
c) Assume six devices are arranged in a mesh topology
How many cables are needed?
How many ports are needed for each device?
Overview Create a prototype web site for the "Computer Superstores" company. Your site should use effective navigation features and demonstrate good structure for accessibility
Ajax is a relatively new set of techniques that, in a sense, implement some of the functionalities originally provided by RPC. Ajax is primarily used to build web applications with
Residential Access Residential access is connecting home end systems ( typically a PC but increasingly a home network) into the network. One form of residential access i
Need for standards - Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatib
What is meant by Middleware? Middleware is a distributed software needed to support interaction between clients and servers. In short, it is the software that is in the middle
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
Q. What do you understand by OSI? Ans: The Open System Interconnection (OSI) reference model illustrates how information from a software application in one computer goes throug
On a LAN where are IP Datagram transported?
Q. Show the Flow characteristics? Flow characteristics Reliability - if lacking means that packets or ACKs are lost - more important with FTP, SMTP than with audio
DEFINE
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