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






2. 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






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






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






5. DOC MADE UP






6. 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.






7. 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.






8. No partial functional-dependencies.






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






10. 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






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






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






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






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






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






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






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






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






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






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






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






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






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






24. 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.






25. A relation that contains no multivalued attributes.






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






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






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






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






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






31. 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.






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






33. A Key composed of more than one attribute.






34. A key that consists of 2 or more attributes that uniquely identify an entity occurrence.






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






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






37. 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.






38. 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.






39. Guidelines set in place to ensure the trustworthiness of data over its entire life cycle.






40. No Transitive Dependencies.






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






42. Table has no anomalies.






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






44. Candidate key selected for use.






45. That structure which contains description of objects created by a user - such as base tables - views and constraints - as a part of a database.






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






47. Attribute that determines the value of another attribute.






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






49. An association between two tables in which several records in one table can relate to 0 - 1 or many records in the other table.






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