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- The model was developed by the ISO (International Organisation for Standardisation) in 1984. It is currently considered the primary Architectural model for inter-computer communications.
- The OSI (Open Systems Interconnection) reference model is a descriptive network scheme. It makes sure greater compatibility and interoperability between various types of network technologies.
- The OSI model describes how information or data makes its way from application programmes (such like spread sheets) through a network medium (such like wire) to another application programme located on another network.
- The OSI reference model divides the difficulty of moving information between computers over a network medium into SEVEN smaller and more manageable problems.
- This separation into lesser more manageable functions is known as layering.
Single company or organization owns this. They are usually LAN technologies. There can be multiple LANs in a campus or building linked together. They are sometimes known Intranet.
State the congestion avoidance process Notifies the source that congestion avoidance process should be initiated where applicable for traffic in the opposite direction of the r
Q. Define Name Space in domain name system? - All names assigned to machines on an internet - Must be unique; either flat or hierarchical - Flat name space - name is assi
Q. Presentation layer of osi reference model? - The presentation layer makes sure that the information that the application layer of one system sends out is readable by the app
Triggers are special user defined actions usually in the form of stored procedures, that are automatically requested by the server based on data related events. It can perform diff
A statistical encoding algorithm is being considered for the transmission of a large number of long text files over a public network. Part of the file content is as follows: DOD
Bootp protocol normally use it in dhcp protocol, it is configured manually in order to give ip add or there relvent host. Rarp is a work just opposite of Arp. Rarp stand for rev
system files
Question 1 Discuss the following Evolution of Data Communication Elements of Data Communication System Question 2 Explain the following
Question: a) Briefly describe how the file system is organized in Unix. b) What is the importance of the "touch" command. Give one of its disadvantage. c) Name three d
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