Answer to Question 1
A system is a group of components that interact to achieve some purpose. An information system (IS) is a group of components that interact to produce information. An IS is based on the five-component framework of computer hardware, software, data, procedures, and people. These five components are present in every information systemfrom the most simple to the most complex.
Answer to Question 2
In the MySQL Workbench, new database designs are created using either the File New Model command or the add Model link on the home page. MySQL calls these models EER models, but they are actually database designs. At this point, the actual ER diagram is created by double clicking the Add Diagram icon in the Model Overview section on the MySQL Model page.
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