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






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






3. 3 ______________: Check - Uniqueness - Referential






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






5. Typical convention for naming data files






6. Commonly used block size of data blocks






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






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






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






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






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






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






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






14. A unique part of a record is called__________






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






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






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






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






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






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






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






22. 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.






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






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






25. 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.






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






27. The location of the database software






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






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






30. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






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






32. Configuration file that contains location information for databases






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






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






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






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






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






38. 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






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






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






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






42. Type of a SQL statement used to modify data






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






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






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






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






47. 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






48. 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?






49. The space within data files is organized into






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






Can you answer 50 questions in 15 minutes?



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