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






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






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






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






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






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






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






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






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






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






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






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






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






14. Commonly used block size of data blocks






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






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






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






18. 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.






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






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






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






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






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






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






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






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






27. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






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






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






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






33. Configuration file that contains location information for databases






34. Type of a SQL statement used to modify data






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






36. 3 ______________: Check - Uniqueness - Referential






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






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






39. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






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






44. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






47. 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






48. Which Oracle Architecture combines RAC and Standby technology?






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






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







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