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






2. 3 ______________: Check - Uniqueness - Referential






3. Data Files store your _____ & _____.






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






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






6. 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.






7. A unique part of a record is called__________






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






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






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






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






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






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






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






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






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






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






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






19. 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?






20. 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.






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






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






23. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






26. The location of the database software






27. Commonly used block size of data blocks






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






29. Which Oracle Architecture combines RAC and Standby technology?






30. The space within data files is organized into






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






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






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






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






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






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






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






38. 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.






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






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






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






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






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






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






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






46. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






48. 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.






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






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