Test your basic knowledge |

Oracle Database 11 G Administration

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. Oracle needs at least _____ redo log files and they should be the _____ _____.






2. In the Shared Server the State Information is kept in the SGA for _______________






3. An important configuration file related to the users starting a database session is the __________






4. What is the private work area in computer memory which each Oracle server process uses to hold intermediate results (temp files) called?






5. The process responsible for making copies of the Redo Log Files when they fill up.






6. The 6 Background Processes: Database Writer (DBWWR) - Log Writer (LGWR) - Archiver (ARCH) - ___________ - Process Monitor (PMON) - System Monitor (SMON)






7. The Oracle Instance is composed of: Foreground Processes - Background Processes - ___________






8. The most important database configuration file - which contains the settings used during database startup: _______ - * comes in 2 forms; text and binary - * pfile is aka init.ora






9. Name the 6 Oracle Architectural Choices: Dedicated Server - Shared Server - ___________ - Real Application Clusters (RAC) - Standby DB - Maximum Available Architecture (MAA)






10. In UNIX - to use the dbca and netca executables in /bin/ - you have to point the _____ variable to any available X-server such as Xvnc.






11. In which log are events such as startup - shutdown - DDL operations and space shortages written?






12. In a UNIX or Linux environment - you will also need to use the root account to perform a few tasks such as modifying the __________.






13. Beginning Oracle 10g - it provides the most essential software in a bundle called an _______.






14. A standby database - which is kept in a separate data center - is kept synchronized with the production DB using this.

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15. When Application Tier Processes communicate with a Connection Broker - which uses a Connection Pool - this is called _________________






16. Oracle Provided Command-Line Tool - * used to automate tasks






17. In a UNIX or Linux environment - you will have to mount the _____ _____ and enable an X Windows environment for the use of _____.






18. Data Files store your _____ & _____.






19. Which Oracle Architecture combines RAC and Standby technology?






20. The SYSTEM tablespace - which stores only tables containing information about the rest of the database - is called the ___________






21. Which Oracle Architecture has two or more ODB Instances sharing access to the same set of disks and coordinating with each other over a fast network?






22. This wakes up periodically and copies any accumulated Undo and Redo entries to the Redo Log File.






23. The very large __________ shared by all Oracle processes is the SGA - System Global Area






24. What tool is used to automated the process of Redo information being shipped from the Main DB and applied to the Standby DB?






25. The 4 Steps involved in installing the Instant Client: Download from OTN (Oracle Technology Network). - Unzip into directory of choice. - Create __________ - Add location of software to PATH and TNS_ADMIN.






26. What is produces every time certain severe errors occur?






27. Commonly used block size of data blocks






28. These help ensure that the effects of a user's transaction are Durable (even in the event of a computer failure)






29. The location of the database software






30. To estimate the amount of space required for your Data Files - Estimate space required for Tables - then ________ the number to allow for Indexes - then Double the number again to allow for Overhead Space and White Space.






31. A large component of the SGA - which is best-known for use in caching query execution plans is called _________






32. The various Oracle processes coordinate their access to the areas of the SGA by using IPC - Interprocess Communication mechanisms called _______






33. When a set of shared Application Tier Processes handle all requests - each of which maintain a persistent connection to the Database - this is called ______________






34. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






35. A mirrored set of redo log files is called a ________






36. SGA - System Global Area is divided into distinct areas such as the buffer cache - the ________ and the log buffer.






37. A factor in the decision to assign a table or index to a particular tablespace is ___________






38. What is typically the largest portion of the SGA?






39. The engine that processes requests for data from the database is __________






40. In Connection Pooling the information generated by the autonomous tasks not preserved in RAM - but saved in _______ or in the DB itself






41. The process responsible for transferring all Undo and Redo entries in the Log Buffer to the Redo Log Files.






42. Typical convention for naming data files






43. A Dedicated _____ _____ is typically started whenever a user connects to the database.






44. In which Oracle Architecture does the client communicate with an ODB Dispatcher Process which has a Request Queue and a Response Queue?






45. This process watches the progress of the database connections.






46. In which Oracle Architecture is each connection handled by a dedicated Oracle process?






47. When a redo log file fills up - an Oracle component called the _____ makes one of more copies of it.






48. What program is used to create a Listener?






49. INSERT - UPDATE - ________ are examples of DML - Database Manipulation Language






50. The _____ property ensures that once all the steps in a transaction have been competed successfully - the results are considered permanent.