Tuesday, March 8, 2011

Page 224-232 Review Questions

1.What does it mean to sort a data file?
To sort a data file means to arrange records in alphabetic or numeric order based on values in one or more fields.

2. What is a query?
A query is an information request. An example of a question that might be answered by a query is, who the author of a book is.

3. Describe the structure of a simple database.
A databases are made up of tables. These tables contain records which are composed up of fields.

4. Why are computers important in discussions of invasion of privacy?
Computers are important in discussions of invasion of privacy because of the information people can obtain from them. In todays world, people can look up personal details of another individual with ease on computer.

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