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 unique part of a record is called__________






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






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






4. Data Files store your _____ & _____.






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






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






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






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






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






10. 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






11. Commonly used block size of data blocks






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






14. Which Oracle Architecture combines RAC and Standby technology?






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






16. Configuration file that contains location information for databases






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






18. Type of a SQL statement used to modify data






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






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






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






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






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






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






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






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






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






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






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


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






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






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






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






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






35. What program is used to create a Listener?






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






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






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






39. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






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






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






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






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






46. 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?






47. 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.






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






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






50. 3 ______________: Check - Uniqueness - Referential