Question simple one

Question simple one

 

  

Hi All

An Oracle user receives the following error:
ORA-01555 SNAPSHOP TOO OLD
What are two possible solutions?

A. Increase the extent size of the rollback segments.
B. Perform media recovery.
C. Increase the number of rollback segments.
D. Increase the size of the rollback segment
tablespace.
E. Increase the value of the OPTIMAL storage parameter



whats the answer ?i have answered A&E but c also seems
to be right Na ?

regards
Hrishy

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