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. An access query that creates a table using the results of a query






2. An instruction by a user that directs a database to perform a certain way






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






4. In relational algebra the operation in which two tables are connected on the basis of common data.






5. The process of creating collections of records that share some common characteristics






6. 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






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






8. The column on which two tables are joined






9. A computer that provides services to the clients in a client/server system






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






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






12. A question the answer to which is found in the database






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






14. A two-dimensional table-style collection of data in which all entries are single-valued - each column has a distinct name and all the values in a column are values of the attribute that is identified by the column name - and the order of the columns






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






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






17. The prevention of unauthorized access to a database






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






19. A rule that must be followed by data in a database






20. A characteristic or property of an entity






21. A statement the can be either true or false. Also called a condition






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






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






24. A Characteristic or property of an entity






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






26. A Characteristic or property of an entity






27. A function used to calculate the number of entries and the sum or average of all the entries in a given column or the largest or smallest of the entries in a given column






28. The plural of Criterion






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






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






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






32. The SQL command used to add new data to a table






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






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






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






36. The individual who is responsible for a database or the head of database administration






37. A graphic model for database design in which entities are represented as rectangles and relationships are represented as either arrows or diamonds connected to the entities they relate






38. When comparing tables an intersection is a new table containing all rows that are in both original tables






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






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. The query that is used to define the structure of a viewk






42. The relational algebra command to select rows from a table






43. The individual or group that is responsible for a database






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






45. The part of an SQL SELECT command that restricts the groups to be displayed






46. An index built on more than one field






47. The individual who is responsible for a database or the head of database administration






48. The SQL command used to describe the layout of a table. The word table is followed by the name of the table to be created and then by the names and data types of the column (fields) that comprise the table






49. A query that deletes all records that satisfy some criterion






50. The field or fields on which an index is built