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






2. Table has no anomalies.






3. A characteristic of a field that determines what kind of data it can store and what type of operations can be performed on it.






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






5. 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.






6. 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






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






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






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






10. 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.






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






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






13. DBMS (Database Management System) statements used to manage data (tables and other objects) within a database






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






15. 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.






16. 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






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






18. 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






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






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






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






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






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






24. Dependency where determinant determines a list of values.






25. 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.






26. Candidate key selected for use.






27. DOC MADE UP






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






29. 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.






30. 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.






31. A self-describing collection of integrated tables. The tables are called integrated because they store data about the relationships between the rows of data.






32. 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.






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






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






35. The process of examining and analyzing data with a view to extracting patterns from it. It is usually done on data warehouses






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






37. A relation that contains no multivalued attributes.






38. 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.






39. Knowingly violates one or more rules of normalization.






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






41. The DBMS language component used to create - alter and destroy databases and database objects i.e. schemas - tables - views - sequences - catalogs - indexes - and aliases.






42. A field in a table with unique values that although it is not the primary key - it could have been used as such.






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






44. 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.






45. 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 of0 - 1 - or many records in the related table.






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






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






48. No Transitive Dependencies.






49. A referential integrity constraint is a statement that limits the values of the foreign key to those already existing as primary key values in the corresponding table.






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