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






2. A unique part of a record is called__________






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






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






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






6. The process responsible for transferring all modified data blocks in the Data Caches to the Data Files.






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






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






9. 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.






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






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






12. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






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






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






18. What program is used to create a Listener?






19. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






22. In which Oracle Architecture can additional Instances be added to the cluster to scale out instead of scaling up?






23. 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.






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






25. Commonly used block size of data blocks






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






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






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






29. 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.






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






31. 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






32. Configuration file that contains location information for databases






33. This is a queue of Undo and Redo entries.






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






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






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






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






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






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






40. Type of a SQL statement used to modify data






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






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






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






45. The location of the database software






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






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






48. Data Files store your _____ & _____.






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






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