1Z0-497 practice question 14 of 25

Which two statements are true about transactions in Oracle Database 12c?

Full set: 150 questions
Answer options
A: Multiple transactions can use the same undo segment.
B: A transaction is assigned an undo segment when it is started.
C: Multiple transactions cannot share the same extent in an undo tablespace.
D: If all the segments in an undo tablespace are used, transactions use system undo segments to store undo data.
Correct Answer:
AB

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