Q157. Which two are true about RMAN duplexed backup sets?
Q157. Which two are true about RMAN duplexed backup sets? (Choose two.)
- A. A duplexed backup set uses the same number of SBT channels as a non-duplexed backup set forthe same number of files.
- B. A non-duplexed backup set written to disk can be duplexed to disk by backing up the backup setthat is already on disk.
- C. A non-duplexed backup set written to SBT can be duplexed to tape by backing up the backup setthat is already on tape.
- D. A non-duplexed backup set written to disk can be duplexed to tape by backing up the backup setthat is already on disk.
- E. A non-duplexed backup set written to SBT can be duplexed to disk by backing up the backup setthat is already on tape.
- F. A duplexed backup set always uses twice as many SBT channels as a non-duplexed backup set forthe same number of files.
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