Test your basic knowledge |

Database Management 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. Columns may be specified for the result table by following the column name with a speace and the alias in the SELECT clause






2. Two Subquery Cases:Subqueries that return a _______ - Subqueries that retun multiple values






3. Specifies the tables or views from which rows and columns are retrieved






4. Used with another comparison operator - values become inverted






5. Software system designed to support interoperable machine - to - machine interaction over a network






6. Everything in enviroment becomes an object - expands on Priniples of relational databases






7. A common language that could be used when accessing data from any database conforming to its standard - has Less than 30 commands






8. Aggregates Five Functions: COUNT - MAX - MIN - ___ - AVG






9. Limits the rows that appear in the result mathcing a specified condition






10. Text markups that form an element" sort of a "box" to hold things like text and other elements






11. Writes programs that use or allow acces to databse with specific purpose






12. Ongoing record of data reflecting the info defining the database






13. Compares value of the column in the specified condition with the value specified






14. Columns containing numbers only






15. Text markups that form an element" sort of a "box" to hold things like text and other elements






16. Used with another comparison operator - values become inverted






17. One huge database to hold all data; Access to data - and use of system to add - update & print records






18. Join a table to a copy of itself






19. Compares value of the column in the specified condition with the value specified






20. Command based way to ask the database a question






21. Using product as intended for its audience






22. Three Basic Operations of SP - SR - SB: Publish - Find - ____






23. Deletes selected rows






24. Benefits of Databases:Compactness - Speed - Less Drudgery - Currency -__________






25. Has the highest precedence - followed by the AND - OR






26. Copies multiple records at the same time using a SELECT statement






27. Tally of how many rows meet criteria specified






28. Data in database interacts & corresponds with other data






29. Changes the values in one or more selected rows of a table






30. Most valuable asset of a database system.






31. Identifies columns to appear in the result






32. Finds the lowest constant value in a column






33. Data that has been processed into a format that is understandable by its audience






34. Aggregates Five Functions: COUNT - MAX - MIN - ___ - AVG






35. Data stored by DAd






36. Combines rows from a SELECT statements result table into a group






37. Finds the lowest constant value in a column






38. Data remains unchanged in database






39. Closed in the start tag by adding a slash to the start tag






40. Benefits of Databases:Compactness - Speed - Less Drudgery - Currency -__________






41. Used to remove duplicates from result table






42. Data in database interacts & corresponds with other data






43. Ensures functions are done efficiently






44. Used in a SELECT clause in place of a column






45. Meaningful info related to database






46. Cookie - Two Stages: Stored on user's computer - Automatically transferred from machine to _____






47. Cookies are more secure than______ - allowing travel on a website without loss of info






48. Limits the output of the established groups into the derived result table






49. Uniquely identify each record in the table and are chosen at the time of table creation. It is recommended that you use a variable such as a Social Security for this.






50. Executes commands one at a time - results being displayed immediately