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






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






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






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






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






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






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






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






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






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






11. What program is used to create a Listener?






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






13. 3 ______________: Check - Uniqueness - Referential






14. 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






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






16. Configuration file that contains location information for databases






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






18. Commonly used block size of data blocks






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






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






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






22. 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






23. 3 Physical Operations of a Transaction: Index Updates - ___________ - Recursive Operations






24. Type of a SQL statement used to modify data






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






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






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






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






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






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






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






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






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






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






35. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






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






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






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

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






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






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






45. 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.






46. 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.






47. 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.






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






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






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