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 relation that contains no multivalued attributes.






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






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






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






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






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






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






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






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






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






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






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






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






14. 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.






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






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






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






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






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






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






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






22. A Key composed of more than one attribute.






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






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






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






26. 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.






27. The process of organizing data to minimize redundancy and produce smaller - well-structured relations/tables.






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






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






30. Candidate key selected for use.






31. 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






32. DOC MADE UP






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






34. 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.






35. a.k.a record






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






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






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






39. 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.






40. Data about data.






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






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






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






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






45. All determinants are candidate keys.






46. 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.






47. Dependency where determinant determines a list of values.






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






49. 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.






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






Can you answer 50 questions in 15 minutes?



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