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






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






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






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






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






6. Commonly used block size of data blocks






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


8. 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






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






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






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






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






13. 3 ______________: Check - Uniqueness - Referential






14. The location of the database software






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






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






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






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






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






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






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






22. 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.






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






24. Type of a SQL statement used to modify data






25. 2 tablespaces which are always created by and whose names are mandated by Oracle






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






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






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






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






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






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






32. 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.






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






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






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






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






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






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






39. Oracle Provided Command-Line Tool - * used to automate tasks






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






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






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






43. Typical convention for naming data files






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






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






46. Data Files store your _____ & _____.






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






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






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






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