ch04_Online Exercise Solutions Office 2003

ch04_Online Exercise Solutions Office 2003 - 1. An entity...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1. An entity is a person, place, thing, or event about which information is maintained. Ans: True 2. An attribute is any characteristic or quality describing a particular entity. Ans: True 3. Entity-relationship diagrams are documents that show the entities, attributes, and relationships of a conceptual data model. Ans: True 4. Data are centralized in organizations. Ans: False 5. Your _____ is the collection of traceable data that is captured when you use various information technologies such as credit cards or the Internet. A. data profile B. data shadow C. database file D. database record E. database element Ans: B 6. In the chapter opening case, Mediatech’s primary use of its customers’ data shadows involved which of the following systems or procedures? A. business intelligence B. data analysis C. direct mail marketing D. transaction processing E. decision support Ans: C 7. It is very difficult to manage data for which of the following reasons? A. The amount of data stays about the same over time. B. Data are scattered throughout organizations.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 4

ch04_Online Exercise Solutions Office 2003 - 1. An entity...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online