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 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.






2. An association between two tables in which the primary key value of each record in the primary table corresponds to the value in the matching field or fields of one and only one record in the related table.






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






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






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






6. A relation that contains no multivalued attributes.






7. A way of looking at a database object - usually looking at the design or at the contents/results






8. No Transitive Dependencies.






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






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






11. 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






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






13. a.k.a record






14. Contents of a Database: Tables of user data - Metadata - Indexes - Stored Procedures - _______ - Security Data - Backup/Recovery Data






15. A data type that is used for fields and calculations involving money






16. 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.






17. DOC MADE UP






18. An operator used to compare two values or expressions; For example - < (less than) - > (greater than) - = (equal to)






19. Knowing the value of one attribute you can determine the value of another attribute.






20. 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






21. A value that may be assigned to an attribute when no other value applies or when the applicable value is unknown.






22. A query that removes records which match the criteria you specify from one or more tables






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






24. No multiple multi-valued dependencies.






25. A type of computer file system that stores all data in a single file.






26. A collection of fields that together describe one entity.






27. 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.






28. 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






29. 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.






30. Attribute that determines the value of another attribute.






31. Candidate key selected for use.






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






33. Stored procedures that may be configured to automatically execute (fire) when certain events take place.






34. A database computer language designed for the retrieval and management of data in relational database management systems (RDBMS) - database schema creation and modification - and database object access control management.






35. A question about the data stored in your tables - or a request to perform an action on the data. A query can bring together data from multiple tables to serve as the source of data for a form. report or data access page.






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






37. Data about data.






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






39. A link between two or more tables.






40. 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.






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






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






43. A query that copies data or changes data in some way. This includes append - delete - make-table and update queries.






44. Table has no anomalies.






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






46. One or more fields whose values uniquely identify each record in a table.






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






48. A query that asks a question about the data stored in your tables and returns a results set in the form of a data sheet without changing the actual data in the table(s).






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






50. 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.