Free PDF Questions For Oracle 1Z0-083 Exam, 282QAs

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Total Questions: 282

Questions & Answers PDF

• Question 1

  

  Identify three scenarios in which RMAN will use backup sets to perform active database duplication.

  • when the duplicate ... from active database command contains the section size clause
  • when you perform active database duplication on a database with flashback disabled
  • when you specify set encryption before the duplicate ... from active database command
  • when the number of auxiliary channels allocated is equal to or greater than the number of target channels
  • when you perform active database duplication on a database that has readonly tablespaces

  Reveal Answer Answer: A,C,D Next Question

• Question 2

  

  Choose two. Examine this command: $ rhpctl move database -sourcehome Oracle_home_path ¬destinationhome Oracle_home_path For which two purposes can you use this command?

  • to switch to a patched Oracle Database home
  • to upgrade an Oracle Database on the centralized Rapid Home Provisioning server
  • to move an Oracle Database to the centralized Rapid Home Provisioning server
  • to switch back to the previous Oracle home as part of a rollback operation
  • to switch to a read-only Oracle home

  Reveal Answer Answer: A,B Next Question

• Question 3

  

  Examine the statements that use flashback technologies: FLASHBACK TABLE customers TO TIMESTAMP TO_TIMESTAMP('2013-02-04 09:30:00', 'YYYYMM¬DD HH:MI:SS'); SELECT * FROM customers AS OF SCN 123456; FLASHBACK TABLE customers TO BEFORE DROP; FLASHBACK DATABASE TO TIMESTAMP TO_TIMESTAMP('2013-02-04 09:30:00', 'YYYY-MM-DD HH:MI:SS'); SELECT * FROM customers VERSIONS BETWEEN SCN 123456 AND 123999; ALTER TABLE customers FLASHBACK ARCHIVE; Which set ofstatements depends on the availability of relevant undo data in the undo tablespace?

  • 1,3,6
  • 1,2,5
  • 3,4,5
  • 2,3,5,6

  Reveal Answer Answer: B Next Question

• Question 4

  

  Which two are true about Oracle Optimizer Statistics, their use, and their collection? (Choose two.)

  • The number of table rows is considered when evaluating the cost of accessing a table using an index.
  • Index balanced B*Tree height is considered when evaluating the cost of using an index.
  • The Statistics Advisor can help recommend the best way to gather statistics.
  • Statistics collected using DBMS_STATS always yield the best optimizer result.
  • The Statistics Advisor generates actions for all recommendations.

  Reveal Answer Answer: B,C Next Question

• Question 5

  

  A database is configured in ARCHIVE LOG mode. A full RMAN backup exists but no control file backup to trace has been taken. A media failure has occurred. In which two scenarios is incomplete recovery required? (Choose two.)

  • after losing a SYSAUX tablespace data file
  • after losing all members of an INACTIVE online redo log group
  • after losing all members of the CURRENT online redo log group
  • after losing all copies of the control file
  • after losing an UNDO tablespace that is in use

  Reveal Answer Answer: C,D Next Question

Page: 1 / 57
Total Questions: 282

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