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






2. Configuration file that contains location information for databases






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






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






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






6. The space within data files is organized into






7. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






9. 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






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






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






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






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






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






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






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






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






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






19. Transactions are Atomic or invisible from a logical perspective until the end of the transaction is indicated by an explicit instruction such as _______






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






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






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






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






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






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


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






27. The location of the database software






28. 3 ______________: Check - Uniqueness - Referential






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






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






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






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






33. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






35. 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.






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






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






38. A _____ _____ can be created to store blocks within the Buffer Cache that are rarely reused.






39. 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?






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






41. 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.






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






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






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






45. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






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






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






50. A unique part of a record is called__________