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. Type of a SQL statement used to modify data






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






3. 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.






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






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






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






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






8. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






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






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






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






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






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






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






17. 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.






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






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






20. 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?






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






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






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






25. The location of the database software






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






27. Which Oracle Architecture combines RAC and Standby technology?






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






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






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






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






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






33. 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






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






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






36. Data Files store your _____ & _____.






37. Configuration file that contains location information for databases






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






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






40. 3 ___________: Redundancy - Nullable Data Items - Duplicate Data Records






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






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






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






45. This is a queue of Undo and Redo entries.






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






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






48. 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






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






50. Typical convention for naming data files