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






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






3. Commonly used block size of data blocks






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






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






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

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






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






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






10. Typical convention for naming data files






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






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






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






14. 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.






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






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






17. 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






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






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






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






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






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






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






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






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






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






27. 3 ______________: Check - Uniqueness - Referential






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






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






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






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






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






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






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






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






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






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






38. 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.






39. 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.






40. What program is used to create a Listener?






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






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






43. Which Oracle Architecture combines RAC and Standby technology?






44. The space within data files is organized into






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






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






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






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






49. A unique part of a record is called__________






50. 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.







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