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 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






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






3. The location of the database software






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






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






6. Configuration file that contains location information for databases






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






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






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






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






11. Commonly used block size of data blocks






12. 3 ______________: Check - Uniqueness - Referential






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






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






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






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






17. 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.






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






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






20. A unique part of a record is called__________






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


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






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






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






25. 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.






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






27. 2 tablespaces which are always created by and whose names are mandated by Oracle






28. 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.






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






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






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






32. Type of a SQL statement used to modify data






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






34. 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.






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






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






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






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






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






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






41. Data Files store your _____ & _____.






42. What program is used to create a Listener?






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






44. 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






45. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






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






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