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






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






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






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






5. Type of a SQL statement used to modify data






6. 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






7. Name the 6 Oracle Architectural Choices: Dedicated Server - Shared Server - ___________ - Real Application Clusters (RAC) - Standby DB - Maximum Available Architecture (MAA)






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






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






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






11. 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?






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






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






14. Commonly used block size of data blocks






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






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






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






18. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






20. 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






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






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






23. 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.






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






25. What program is used to create a Listener?






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






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






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






29. 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.






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






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






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






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






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






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






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






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






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






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






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






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






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






43. Applications developed to communicate with Oracle DBs use what type of SQL?






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






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






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






47. The space within data files is organized into






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






49. 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.






50. A unique part of a record is called__________