Oracle
1Z0-497 · Question #5
1Z0-497 Question #5: Real Exam Question with Answer & Explanation
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Question
Which two statements are true regarding undo data records? (Choose two.)
Options
- AThey are required to support Flashback features.
- BI hey are not required if Flashback features are enabled.
- CThey are retained until the session making the changes ends.
- DUndo records contain copies of data as it appears after a change is made.
- EUndo records contain copies of data as it appears before a change is made.
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