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 Oracle Architecture is each connection handled by a dedicated Oracle process?






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






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






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






5. The space within data files is organized into






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






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






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






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






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






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






12. What program is used to create a Listener?






13. The process responsible for transferring all Undo and Redo entries in the Log Buffer to the Redo Log Files.






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






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






16. Type of a SQL statement used to modify data






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






18. 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.






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






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






21. 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.






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






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


24. 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






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






26. 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.






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






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






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






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






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






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






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






34. Typical convention for naming data files






35. 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?






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






37. INSERT - UPDATE - ________ are examples of DML - Database Manipulation Language






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






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






40. 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






41. The location of the database software






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






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






44. A unique part of a record is called__________






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






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






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






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






49. 3 ______________: Check - Uniqueness - Referential






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