Test your basic knowledge |

Database Management

Subject : it-skills
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A value that is automatically entered in a field or control when you add a new record.






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






3. 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.






4. Attribute that determines the value of another attribute.






5. Knowingly violates one or more rules of normalization.






6. A graphical representation of all entity relationships (Data Model)






7. A primary key that is comprised of more than one field.






8. An abstract model that documents and organizes the business data for communication between team members and is used as a plan for developing applications - specifically how data is stored and accessed.






9. Data about data.






10. A database object that stores data in records and fields. The data is usually about a particular category of things.






11. Data from a table - form - query which is displayed in a row-and-column format.






12. Candidate key selected for use.






13. A function such as sum - count or average that you use to include summary data in a report.






14. The components of a data abase i.e. tables - queries - forms - reports - pages - macros and modules.






15. A graphical representation of any portion of a database scheme.






16. A window that shows the design or structure of the database objects: tables - queries - forms - reports - macros and data access pages.






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






18. Functional dependency involving only non-key attributes.






19. a.k.a record






20. The set of fields in a table which stores unique values and so any one from the list can be selected to be the primary key.






21. The actual pieces of facts that are stored in the fields in a database table.






22. DOC MADE UP






23. A DBMS created by Microsoft - it is a collection of data and objects - such as tables - queries - or forms - related to a particular topic or purpose.






24. Arrange the records in a view set in order according to a particular field






25. A central repository for databases across an entire enterprise.






26. A section of a record containing data relating to one single characteristic of an entity; also called an attribute






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






28. A relational database management system from Microsoft that combines the relational MS Jet Database Engine with a graphical user interface and software-development tools.






29. A field data type that automatically stores a unique number for each record as it is added to a table.






30. The conditional expession that is to be used to select particular data records from a larger set of records.






31. A control - also called an edit field - used on a form - report or data access page to display text or accept data entry.It can have a label attached to it.






32. An action query that adds the records in a query's result set to the end of an existing table.






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






34. 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






35. Relations which allow you to retrieve related records from the same table.






36. A field - set up in a query - that displays the result of an evaluated expression rather than displaying stored data.The value of the calculated field is re-calculated each time a value in the expression changes.






37. A window that displays the SQL statement for the current query or is used to create a SQL specific query. When you create a query in design view - Access constructs the SQL equivalent in the SQL view.






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






39. A database object that prints information formatted and organised according to your specifications.






40. 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






41. 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.






42. The DML statement used to choose data from a database. The result is stored in a temporary table - called the result-set.






43. A record as seen in the data sheet view.






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






45. A database object on which you place controls for entering - displaying and editing records in a table.






46. The window that appears when you open an Access database or an Access project. It displays the commands for creating new database objects and opening and manipulating existing objects.






47. The horizontal bar at the top of a column. You can click a column selector to select the entire column in the query design grid or the filter design grid






48. Many-to-many relationships occur when each record in TableA may have 0 - 1 or many linked records in TableB and vice-versa.






49. To modify a database - or the files associated with the database.






50. When a relation is not just in Boyce-Codd Normal Form - but also contains at most one multivalued dependency.