Database for Business MS Access and MS Visio 4 Essay Questions

1. (TCO 1) Explain why databases are critical to organizations.

 

2.  (TCO 2) What is a conceptual model? Explain its importance. Conceptual models are typically made up of three main parts. Name these parts giving a full definition and purpose. Give two possible examples of each part.

 

3. (TCO 4) Explain the terms entity and attribute. Describe an example of an entity and then list two attributes. Using your examples, explain the data types that would be used to capture the attributes.

 

4. (TCO 4) What is a relational database management system and how does it relate to a database administrator?