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Database Management
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Database Management
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25 Questions

1. The part of an SQL statement that specifies which record to retrieve.

2. All key attributes defined - attributes depend on key and no repeating groups.

3. Functional dependency involving only non-key attributes.

4. Table has no anomalies.

5. A query ( SQL statement ) that creates a new table and then creates records in it by coping records from an existing table.

6. A query that displays a summary calculation - such as an average or a sum - for values in a table or tables. A totals query is not a seperate kind of query; rather it extends the flexibility of select queries.

7. A graphical representation of entities and their relationship to each other - typically used in computing in regard to the organization of data within databases or information systems

8. A combination of attributes that can be used to uniquely identify a database record. Candidate keys are a special subset of super keys that do not have any extraneous information in them

9. This is an exact numeric data type that holds from 10^38 - 1 through 10^38 - 1.

10. Refers to the number of associations that can exist between two record types.

11. DOC MADE UP

12. An association/link established between common fields in two different tables. A relationship can be one-to-one - many-to-many or more usually one-to-many.

13. a.k.a record

14. Groups of database commands which are to be treated as a single atomic event.

15. A value that is automatically entered in a field or control when you add a new record.

16. A candidate key that coud have been the primary key but was not selected as such ; OR a field that is not the primary key but has been used for indexing nevertheless.

17. When a table is not only in 1NF but each non key field is functionally dependent on the full primary key

18. A location within a database table that stores one particular type of data i.e. a field

19. The persons or things that a database table is about.

20. This is a property of data which - when satisfied - requires every value of one field (attribute) of a table to exist as a value of another field in another related table.

21. An organised pool of related data files which can be easily accessed and managed and that may be used by a number of different application programs

22. A control that indicates whether an option is selected or not. A tick mark appears in the box when the option is selected.

23. Two or more controls that can be treated as one unit while designing a form or report. You can select the group instead of selecting each individual control as you are arranging controls or assigning properties.

24. An MS Access tool that simplifies a task. For example - you can quickly create a complex expression with the Expression Builder.

25. Specialized engines designed specifically to store objects. Users can interact with objects only through designated methods.