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






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






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






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






5. The files on the storage disks connected to the database host is the __________






6. Before you can create the first DB on a system - you must first configure a _____.






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






8. 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?






9. Data Files store your _____ & _____.






10. Commonly used block size of data blocks






11. Type of a SQL statement used to modify data






12. 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






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






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






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






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






17. 3 ______________: Check - Uniqueness - Referential






18. What program is used to create a Listener?






19. When Application Tier Processes communicate with a Connection Broker - which uses a Connection Pool - this is 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. These help ensure that the effects of a user's transaction are Durable (even in the event of a computer failure)






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






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






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






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






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






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






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






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






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






32. This file contains info about the rest of the DB - like names and locations of data files - redo log files and is used by Oracle while starting the DB.






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






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






35. The space within data files is organized into






36. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






37. The location of the database software






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






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






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






41. Other things to consider when determining disk space are _____ & Undo / Temp space.






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






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






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






45. In which log is a record written every time a user establishes a connection to the database?






46. 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.






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






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






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






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