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






3. Table has no anomalies.






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






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






6. Functional dependency involving only non-key attributes.






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






8. 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.






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






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






11. 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.






12. Attribute that determines the value of another attribute.






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






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






15. Data about data.






16. 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.






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






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






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






20. 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.






21. No partial functional-dependencies.






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






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






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






25. 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.






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






27. 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).






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






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






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






31. 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.






32. 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






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






34. A Key composed of more than one attribute.






35. 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






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






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






38. 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.






39. A relation that contains no multivalued attributes.






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






41. All determinants are candidate keys.






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






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






44. 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.






45. 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.






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






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






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






49. No Transitive Dependencies.






50. DOC MADE UP