Test your basic knowledge |

Database Fundamentals

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 screen object you use to maintain or view and print data from a database






2. The part of an SQL SELECT command that indicates the columns to be included in the query results






3. In an Access query the line drawn between tables to indicate how they are related






4. A database has integrity if the data in it satisfies all established integrity constraints






5. A program or a collection of programs through which users interact with a database






6. A characteristic or property of an entity






7. A rule in Access that data entered in a field must satisfy






8. The field on which data are sorted






9. A Characteristic or property of an entity






10. A combination of two tables consisting of all records that are in either table






11. A relationship between two entities in which each occurrence of the first entity is related to many occurrences of the second entity and each occurrence of the second entity is related to or at most one occurrence of the first entity






12. The portion of the system catalog the contains column information






13. Two simple criteria in a query the are combined with the AND or OR operators






14. The relational algebra command that combines tables and searches for rows in the first table that match all rows in the second table






15. A characteristic or property of an entity






16. When sorting on two fields this is the more important field






17. A combination of criteria in which at least on the criteria must be true






18. A file used to store data about a single entity. Such a file can be thought of as a table.






19. A field whose value is computed from other fields in the database






20. An application program's or an individual user's picture of a database






21. A structure that can store information about multiple types of entities - the attributes of these entities and the relationships among those entities






22. The prevention of unauthorized access to a database






23. A data value meaning "unknown" or "not applicable"






24. A person or place or object or event or idea for which you want to store and process data






25. An association between entities






26. A structure that can store information about multiple types of entities - the attributes of these entities and the relationships among those entities






27. A structure that contains information about the objects (tables or columns or indexes or views and so on) in a database






28. A data manipulation language for relational databases in which users indicate the action to be taken by completing on-screen forms






29. A person or place or object or event or idea for which you want to store and process data






30. The property that lets you change the structure of a database without requiring you to change the programs that access the database






31. More than one entry at a single location in a table






32. The process of determining the content and structure of data in a database in order to support some activity on behalf of a user or group of users






33. Combination of criteria in which both criteria must be true






34. A field whose value is computed from other fields in the database






35. A characteristic or property of an entity






36. The SQL statement that is used to grant different types of privileges to users of a dataabase






37. When sorting on two fields - the less important field






38. A file containing a collection of compiled and optimized SQL statements that are available for future use






39. When sorting on two fields - the less important field






40. The process of determining the content and structure of data in a database in order to support some activity on behalf of a user or group of users






41. Additional information required by an action in a data macro to complete the action






42. The form of a join in which all records appear - even if they don't match






43. An access tool that provides documentation about the objects in a database






44. A structure that satisfies the properties required to be a relation with the exception of allowing repeating groups






45. To indicate the table (relation) of which a given column (attribute) is a part by preceding the column name with the table name.






46. The portion of the Query Design window in Access where you enter fields or criteria or sort orders and so on






47. A Characteristic or property of an entity






48. The relational algebra command used to select columns from a table






49. Duplication of data or the storing of the same data in more than one place.






50. The most common form of a join