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GLOSSARY                                                                 Subject Enrichment





                  F  Algorithm: Algorithm is the sequence of steps or computer operations that collectively solve
                       a given problem.

                  F  Cell reference: A cell reference is a cell address that can be used in a formula to denote a
                       specific cell.

                  F  Class: A class can be defined as a user-defined blueprint or prototype that is used to create
                       objects.

                  F  E-commerce: E-commerce  means  to  buy  or  sell  products  on  an  online  service  over  the
                       Internet.

                  F  Functions: Functions are pre-defined formulas in Excel to perform both simple and complex
                       calculations.

                  F  Gateway: A gateway is a network device that allows the data to flow between two different
                       networks that may use different protocols.

                  F   Intranet:  A computer network that is used for sharing information, devices and other
                       computing services only within an organisation is called Intranet.

                  F  Legend: Legend is a key that shows the meanings of symbols and colours used in the chart.



                  F  Networking:  The  process  of  connecting  computers  and  peripheral  devices with  each
                       other, so that they can exchange data is called computer networking.


                  F   Operating System: An operating system is a system software that works as a mediator
                       between user and computer hardware.

                  F   Operator: An operator is a symbol that tells the compiler to perform specific mathematical
                       or logical calculations.


                  F  Protocol: A protocol is set of standard rules used for communication.


                  F  User Interface: A User Interface (UI) refers to a part of an operating system that allows the
                       user to interact with the computer.


                  F  Web app: A Web app is an application program that is stored on a remote server and accessed
                       over the Internet through a Web browser interface.


                  F   Web Portal: A website that is specifically designed to provide a single point of access for
                       information is called a web portal.




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