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Relationships important between database tables

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1. What is normalization and why is it important in database design? Describe at least 3 normal forms and given an example of how each might be used in a database.

2. Why are relationships important between database tables? What are the three types of relationships? Which relationship is not found in relational databases and why?

3. What is referential integrity and why is it important?

4. How can you implement data validation in a form to make sure that users only enter a certain type of data in a certain format. For example, let's say you have a salary field and it requires the user to enter a whole number that is no more than 6 digits long. What steps do you take to enforce this data validation?

5. List at least two other database management systems besides MS Access and list the advantages and disadvantages they have in comparison to Access.

6. If you were a database administrator, in your opinion, what would be the most important part of your job?

7. Find a job posting for a database administrator. If the salary is listed, what is it? Based on the job posting, what are five skills that the database administrator must have (make sure you list IT-related skills and not soft skills such as time management, critical thinking, etc). Be sure to include a hyperlink to the job posting so that I can review it.

Reference no: EM132525939

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