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






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






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






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






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






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






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






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






9. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






12. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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. This process watches the progress of the database connections.






16. What program is used to create a Listener?






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






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






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






20. 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.






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






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






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






24. Typical convention for naming data files






25. Which Oracle Architecture combines RAC and Standby technology?






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






27. Configuration file that contains location information for databases






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






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






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






31. 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.






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






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






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






35. Core Features of any DBMS are: ___________ - Data Integrity - Security






36. 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.






37. The location of the database software






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






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






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






41. Data Files store your _____ & _____.






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






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






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






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






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






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






48. 3 ______________: Check - Uniqueness - Referential






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






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