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 UNIX - to use the dbca and netca executables in /bin/ - you have to point the _____ variable to any available X-server such as Xvnc.






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






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






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






5. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






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






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






10. What program is used to create a Listener?






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






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






13. 3 ______________: Check - Uniqueness - Referential






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






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






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






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






18. 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






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






20. Type of a SQL statement used to modify data






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






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






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






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






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






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






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






29. 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






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






31. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






35. 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.






36. A unique part of a record is called__________






37. The space within data files is organized into






38. Commonly used block size of data blocks






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






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






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






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






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






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






45. 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.






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






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






48. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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