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 record as seen in the data sheet view.






2. DOC MADE UP






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






4. Functional dependency involving only non-key attributes.






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






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






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






8. A relation that contains no multivalued attributes.






9. 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.






10. Candidate key selected for use.






11. Knowingly violates one or more rules of normalization.






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






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






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






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






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






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






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






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






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






21. 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.






22. Dependency where determinant determines a list of values.






23. A data model in which the data is organized into a tree-like structure. The structure allows representing information using parent/child relationships: each parent can have many children - but each child has only one parent






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






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






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






27. A query that displays a summary calculation - such as an average or a sum - for values in a table or tables. A totals query is not a seperate kind of query; rather it extends the flexibility of select queries.






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






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






30. 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






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






32. No Transitive Dependencies.






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






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






35. Attribute that determines the value of another attribute.






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






37. 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.






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






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






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






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






42. In an access databse - a window in which you work with tables in design view or datasheet view.






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






44. 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.






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






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






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






48. A link between two or more tables.






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






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