Discussion Questions: What is the difference between data science and data analytics?

ExoProtect, which is an insurance company, plans to develop the operational database. Write out all requirements for the ER diagram for the ExoProtect Employees’ Computers Database shown below:

Signum Libri (SL) is a publishing company. The SL Operations Database will keep track of the following:   For each book SL publishes: a book name, genre, date of publication, and number of pages; For each writer: a unique writer identifier as well as the writer’s name; For each agent: a unique agent identifier as well as the agent’s name; For each editor: a unique editor identifier as well as the editor’s name; Each SL book is written by one writer, and each writer can write many SL books. SL will not keep track of writers who did not write a book for SL. All books written by the same writer have a different book name. However, two writers can write two different books with the same book name. Each writer is represented by one agent. Each agent represents at least one writer, but can represent many. Each book has one editor. Each editor edits at least one book, but can edit many books. Each editor can mentor one or more other editors, but does not have to mentor any. Each editor can…