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. SQL Commands: Define tables - views - _____ - delete or insert info






2. Allows use of single or multiple character wildcards with the underscore or percent symbol






3. Used to remove duplicates from result table






4. Finds the lowest ACII value in column






5. Averages the numeric values






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






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






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






9. Describe information in a tree styled format






10. Characterizes operation of a relational database






11. Straight implementation of raw data formatted into rows and columns






12. Deletes selected rows






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






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






15. Specifies the search condition is TRUE if the comparison is TRUE for every value that the subquery returns






16. Network node that discovers and invokes other software services to provide a buisness solution






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






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






19. Ensures functions are done efficiently






20. SELECT statment containing the nested query






21. Used to close a tag properly






22. Deletes selected rows






23. Allow useres to retrieve data and interact with content located on web pages within website






24. Table displayed in ascending order






25. Essentially a collection of services that communicate with eachother






26. = - < - > - <= - >= - <> - !






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






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






29. Uses two values as limits - selecting any values between the two of them






30. Uses relationships between independent entities






31. Change order of rows in result table






32. Used to combine one query to another






33. Computer programs allowing website visitors to submit and retrieve data to/from a database over the Internet using their preferred web browser






34. Network node that acts as a repository - yellow pages - or clearing house for interfaces that are published by service providers






35. Data remains unchanged in database






36. = - < - > - <= - >= - <> - !






37. Meaningful info related to database






38. Basic Component of SQL






39. Table displayed in descending order






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






41. Table displayed in descending order






42. Order in which WHERE clause is evaluated and combined






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






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






45. Some form of output - usually - printed - containing information






46. Columns containing numbers only






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






48. Responsible for technical implementation & maintenance of database on a design & physical level






49. Looks like opening tag - but with a forward slash






50. Software system designed to support interface for a software asset that manages a specific set of tasks