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Minimizing Database Downtime[for recovery] - Quiz

Each question is worth one point. Select the best answer or answers for each question.
1. Parallel recovery was invented for which of the following reasons?
Please select the best answer.
  A. Applying changes to more than one disk simultaneously
  B. Applying changes to more than one datafile
  C. Applying changes from more than one redo log
  D. Speeding up the recovery process

2. If you start a database with a missing database file, which of the following are true?
Please select all the correct answers.
  A. The missing database file belongs to the system or rollback segment tablespaces.
  B. The missing database file has to be taken offline before the database can be opened.
  C. The missing database file belongs to the application tablespace.
  D. The missing database file is the control file.


3. Which of the following actions can you take when performing automatic parallel recovery?
Please select all the correct answers.
  A. Start several recovery sessions and issue the RECOVER command in each of them
  B. Start one recovery session and issue the RECOVER command with the PARALLEL clause
  C. Set the PARALLEL_MAX_SERVERS parameter and issue the RECOVER command
  D. Set the RECOVERY_PARALLELISM parameter and issue the RECOVER command