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






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






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






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






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






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






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






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






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






10. What program is used to create a Listener?






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






12. The SYSAUX tablespace is used to store ____________ - such as Statspack or Management Information.






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






14. 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.






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






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






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






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






19. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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. A unique part of a record is called__________






22. 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.






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






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






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






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






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






28. 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.






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






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






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






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






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






34. Typical convention for naming data files






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






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






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






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






39. The space within data files is organized into






40. Commonly used block size of data blocks






41. Configuration file that contains location information for databases






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






43. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






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






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






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






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







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