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






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






3. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






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






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






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






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






10. The space within data files is organized into






11. A unique part of a record is called__________






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






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






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






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






16. 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.






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






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






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






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

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






22. Type of a SQL statement used to modify data






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






24. 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.






25. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






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






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






30. 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.






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






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






33. Configuration file that contains location information for databases






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






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






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






37. 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






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






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






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






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






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






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






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






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






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






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






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






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






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