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. Typical convention for naming data files






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






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






4. 3 ______________: Check - Uniqueness - Referential






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






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






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






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






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






10. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






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






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






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






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






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






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






20. The space within data files is organized into






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






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






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






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






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






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






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






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






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






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






32. Type of a SQL statement used to modify data






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






34. Data Files store your _____ & _____.






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






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






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






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






39. 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.






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






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






42. 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?






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






44. 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.






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






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






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






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






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