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. This is a queue of Undo and Redo entries.






2. The SYSAUX tablespace is used to store ____________ - such as Statspack or Management Information.






3. Commonly used block size of data blocks






4. A special _____ _____ can be created within the Buffer Cache to store data blocks from frequently used data tables - such as lookup tables.






5. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






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






10. 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.






11. The location of backup copies of the data files is traditionally referred to as ________






12. The _____ property ensures that results produces by concurrently executing transactions are serialized.






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






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






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






16. The _____ property of a transaction ensures that the transaction does not compromise the integrity of the database.






17. At frequent intervals - the contents of the Data Caches are synchronized with the Data Files. This is performed by a dedicated process called ____________






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






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






20. A unique part of a record is called__________






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






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






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






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






25. Programs that can be stored in an Oracle Database are written in






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






27. Type of SQL statements used to create and modify objects






28. Configuration file that contains location information for databases






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






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






31. Applications developed to communicate with Oracle DBs use what type of SQL?






32. Which Oracle Architecture combines RAC and Standby technology?






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






34. 3 ______________: Check - Uniqueness - Referential






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






36. The simplest way to create a database is to use the __________.






37. This process is responsible for any cleanup activities necessary if the database is restarted after an abnormal shutdown resulting from system failure.






38. In a UNIX or Linux environment - you will need to install and run Oracle using a __________.






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






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






41. The Many-To-One configuration of Instances per Database is called...* whereby the db lives on shared disks and instances on multiple computers attached to the DB






42. What describes the various computer processes resident in computer memory and memory areas shared by these processes?






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






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






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






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






47. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






49. Data files are logically grouped into _____ and are usually given descriptive names such as DATA - INDEX - UNDO & TEMP.






50. A DBMS ensures transactions are: _______ - Consistent - Isolated - Durable