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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.
Q. Show Nonreturn to Zero encoding? - Value of signal is for all time positive or negative - NRZ-L Signal level depends on bit represented; positive typically means 0
IEEE 802.3-Ethernet Introduction LAN (Local Area Network) - network connecting devices in a limited geographic area usually privately owned and limited to a single o
What is TDM? TDM is a digital process that can be applied when the data rate capacity of the transmission medium is greater than the data rate needed by the sending and receivi
what is inheritance in computer systems special permissions?
What are the functions of the typical server program? Ans) It waits for client-initiated requests. Implements many requests at the similar time. Takes care of VIP clients first.
Describe the concept of successor and feasible successor?
CPU bus It is connect with various components of the system and transformation of data between components. Power Supply It is separate external part of cisco rou
What are the Communication tools ? Voice mail ? Email ? Fax ? Video conferencing applications
Hardware requirement for an intranet To setup a WAN, one would need to have some type of communication between different sites. National ISDN, Very Small Aperture Terminal (VSA
Determine the term- Web Server and Webmaster Web Server: A host computer that stores Web pages and responds to requests for viewing. Web servers communicate with Web browse
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