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. This process watches the progress of the database connections.






2. 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?






3. 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.






4. 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.






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






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






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






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






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






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






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






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






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






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






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






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






17. Commonly used block size of data blocks






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






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






20. A unique part of a record is called__________






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






22. Type of a SQL statement used to modify data






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






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






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






26. 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






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






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






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






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






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






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






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






34. 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.






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






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






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






38. 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






39. What program is used to create a Listener?






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






41. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






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






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






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






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






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






50. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records