Tutorial - Chapter 8

1. __________ information gives more value than it cost to produce.

2. All of the following are strengths of the database approach, except _______

3. __________ information can be proven as correct or incorrect.

4. The database analyst ______________.

5. A ________ is a field that uniquely identifies each record in a file.

6. _______ procedures include adding, modifying and deleting records from a file.

7. The database administrator (DBA) perform the following functions except __________.

8. A range check __________.

9. _________ is a process where data is checked to see if it satisfies certain criteria when input into a computer, for example to see if the data falls within accepted boundaries.

10. _________ checks if the input data contains the required number of characters.

14. A database management system (DBMS) allows users to perform the following except __________.

15. A tool used to organize, store, retrieve, and communicate groups of related information.

16. The four main objects of a relational database consist of:

17. I give one the ability to present information in an easy-to-read format. I summarize and print information from the query search.

18. I store data in rows and columns. I am considered the basic building block of a relational database. I am used to organize information within a database.

19. Which of the following is NOT an example of a database?

20. Columns are called _____________.

Validation a process where data is checked to see if it satisfies certain criteria when input into a computer.

Data consistency identifies the quality of the data.

A database contains files, a file contains records, a record contains fields, and a field is made up of one or more character.

A report generator or writer allows users to establishing who can enter, modify, delete, and view data.

A composite key is a field in that uniquely identifies each record.