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






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






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






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






5. One (or more fields) in a table that refer to the primary key in another table.






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






7. The program which is used to organize - access and manage the data in a database - Creates - processes - and administers databases.






8. 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






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






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






11. A characteristic of the items in a database i.e. a field






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 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.






14. 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).






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






16. 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.






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






18. Functional dependency involving only non-key attributes.






19. 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






20. Attribute that determines the value of another attribute.






21. A feature that speeds up searching and sorting in a table based on key values and can enforce uniqueness on the rows of a table.






22. 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.






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






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






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






26. 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.






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






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






29. An attribute utilized to sort and/or identify data in some manner. Each table should have a primary key which uniquely identifies records.






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






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






32. 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






33. Dependency where determinant determines a list of values.






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






35. All determinants are candidate keys.






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






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






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






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






40. 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.






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






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






43. Knowingly violates one or more rules of normalization.






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






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 of one and only one record in the related table.






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






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






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






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