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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 through a network medium to a software application in another computer. The OSI reference model is a basic conceptual model composed of seven layers, each indicate particular network functions. The model was designed by the International Standardization Organization (ISO) in 1984, and it is now considered the main architectural model for inter-computer communications.
HEADERS AND FRAME FORMAT: LAN technology standards describe frame format for every technology. All contemporary standards use the following basic format. a) Frame header b
Network Protocols In computer networks communication occurs between the entities in different systems an entity is anything that is capable of sending or receiving
What is MAN? MAN - Metropolitan Area Networks. MAN is bigger than a LAN and as its name implies, covers the area of a single city. MANs rarely extend beyond 100 KM and frequ
Process Switching It applies the brute force method to switch packets wih consumption of large amount of CPU time List of items are needed when switching packets Routing
Point out the disadvantages of Ring Topology. The drawbacks of ring topologies are: a. It is considerably complex to install and reconfigure ring topology b. Media failur
explain layered protocol architecture
Question 1 Explain the different activities carried out on E-Commerce, with appropriate examples Question 2 Explain the core components of E-Commerce in detail with appropria
I have a project that need to be submit as soon as possible
Question 1 requires you to develop firewall rules based on a fictitious organisation. Scenario: You work for a security-conscious company, xC-Cure, who develop encryption t
Explain about the Gopher The ghoper is a protocol designed to search, retrieve and display documents from remote sites on the Internet. The Ghoper was formed as a piece of sof
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