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. Which Oracle Architecture combines RAC and Standby technology?






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






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






4. 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.






5. Configuration file that contains location information for databases






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






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






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






9. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






12. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






13. What tool is used to automated the process of Redo information being shipped from the Main DB and applied to the Standby DB?






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






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






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






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






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






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






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






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






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






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






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






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






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






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






28. The space within data files is organized into






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

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






31. What program is used to create a Listener?






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






33. 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?






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






49. Data Files store your _____ & _____.






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