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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.
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Electronic Cheques Another mechanism for Internet payment is electronic cheques. With electronic cheques, the payer (either an individual consumer or a business) instructs his
what's the difference among Symmetric and Asymmetric cryptosystem?
Q. How is computer networks used in Financial services? Financial services: Today's financial services are totally depended on networks. Application includes credit history
Given the address 172.16.2.120 and the subnet mask of 255.255.255.0. How many hosts are available? Ans) 172.16.2 120 is a standard Class B address with a subnet mask that permit
Question 1: (a) How are IPv4 addresses transformed into IPv6 addresses using IPv4 compatible addresses? (b) Name some of the simplifications that were introduced in IPv6.
Question : a) Give three examples of vulnerable services which are among the overwhelming majority of successful attacks. b) Name the five outside sources which can be the
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