Question: 2. Spreadsheets have become quite powerful for data management. What can be done with database management systems that cannot be done with spreadsheet applications? Give

2. Spreadsheets have become quite powerful for data management. What can be done with database management systems that cannot be done with spreadsheet applications? Give several examples.

4. DBMSs are usually bundled with powerful programming language modules. Why?

6. What are the advantages and disadvantages of object-oriented databases?

8. When constructing a database, the designer must know what types of relationships exist between records in different data sets, such as one-to-many or many-to-many. Give three examples for each of these relationships.

10. What is SQL? In which database model does it operate? Why is it so popular?

12. Why is it not advisable to query data from transactional databases for executive decision making the same way you do data warehouses?

14. What does it mean to cleanse data before it is stored in a data warehouse?

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