In your database instance, the UNDO_RETENTION parameter is set to 1000 and undo retention is not guaranteed for the fixed size undo tablespace.Which statement is true about undo retention?
Question:
Which statement is true about undo retention?
Options:
Undo is retained in the UNDO tablespace for 1000 seconds, and then moved to the SYSTEM tablespace to provide read consistency.
Inactive undo is retained for at least 1000 seconds if free undo space is available
I nactive undo is retained for 1000 seconds even if new transactions fall due to lack of space in the undo tablespace.
Undo becomes expired obsolete after 1000 seconds.
Correct Answer
The Correct Answer for this Question is
Inactive undo is retained for at least 1000 seconds if free undo space is available
