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. The actual pieces of facts that are stored in the fields in a database table.






2. DOC MADE UP






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






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






5. 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.






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






7. 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.






8. 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.






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






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






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






12. 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.






13. Attribute that determines the value of another attribute.






14. No multiple multi-valued dependencies.






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






16. 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






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






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






19. 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.






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






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






22. 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.






23. A relation that contains no multivalued attributes.






24. 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.






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






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






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






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






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






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






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






32. 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






33. No Transitive Dependencies.






34. 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.






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






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






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






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






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






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






41. 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.






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






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






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






45. Knowingly violates one or more rules of normalization.






46. All determinants are candidate keys.






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






48. Dependency where determinant determines a list of values.






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






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