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Unit 6: Business Networks and Telecommunications




              Protocol is the special set of rules that end points in a telecommunication connection use  Notes
               when  they  communicate.  Protocols  exist  at  several  levels  in  a  telecommunication
               connection.

          6.9 Keywords

          Client/Server Network: A computing environment where end user workstations (clients) are
          connected to network servers and possibly to mainframe super servers.

          IT Architecture: A conceptual design for the implementation of information technology in an
          organization, including its hardware, software, and network technology platforms, data resources,
          application portfolio, and IS organization.
          Local Area Network (LAN):  A communications network that typically connects computers,
          terminals, and other computerized devices within a limited physical area such as an office,
          building, manufacturing plant, or other worksite.
          Network Computer:  A low-cost networked microcomputer with no or minimal disk storage,
          that depends on Internet or intranet servers for its operating system and Web browser, Java-
          enabled application software, and data access and storage.
          Network Media: It is the actual path over which an electrical signal travels as it moves from one
          component to another.
          Network: An interconnected system of computers, terminals, and communications channels and
          devices.
          Protocol: It is the special set of rules that end points in a telecommunication connection use
          when they communicate.
          Telecommunications: Pertaining to the transmission of signals over long distances, including
          not only data communications but also the transmission of images and voices using radio,
          television, and other communications technologies.
          Teleconferencing:  The use of video communications to allow business conferences to be held
          with participants who are scattered across a country, continent, or the world.

          6.10 Review Questions


          1.   Using the Internet, find at least two software packages that will back up data across a LAN.
               Briefly explain how the software functions and what components need to be installed.
               Estimate the price of the software for a network of four servers and 100 clients.
          2.   Find out applications where data is stored and maintained through Networks. Demonstrate
               the benefits associated with it.
          3.   Discuss the various issues related with the implementation and development of Networks.
          4.   Explain the concepts of networks and its benefits to business organizations.
          5.   Find out the process of business through Internet and try to know at least two sites doing
               business through internet? How the data has been communicated from one point to another
               point.

          6.   How to integrate the information globally by making the data communication capability
               of computers?
          7.   Discuss the role of internet played in data communication.





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