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






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






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






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

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5. Type of SQL statements used to create and modify objects






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






7. 3 ______________: Check - Uniqueness - Referential






8. Type of a SQL statement used to modify data






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






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






11. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






14. 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?






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






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






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






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






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






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






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






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






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






25. 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.






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






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






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






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






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






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






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






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






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






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






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






37. Commonly used block size of data blocks






38. What program is used to create a Listener?






39. Configuration file that contains location information for databases






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






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






42. The space within data files is organized into






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






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






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






46. 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






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






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






49. A unique part of a record is called__________






50. The location of the database software