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






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






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






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






5. What program is used to create a Listener?






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






7. 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.






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

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






10. The space within data files is organized into






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






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






13. The location of the database software






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






15. Data Files store your _____ & _____.






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






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






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






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






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






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






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






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






24. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






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






27. 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






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






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






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






31. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






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






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






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






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






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






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






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






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






43. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






45. 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.






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






47. 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.






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






49. 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.






50. Typical convention for naming data files