You require a solution to reduce the planned downtime in your RAC environment as much as possible.
Currently, you apply patches with OPATCH in a rolling fashion when possible but are concerned that the business impact of the next major release upgrade would be unacceptable. You have implemented a logical standby database as the solution to allow rolling release upgrades.
Which is the correct sequence for performing the rolling upgrade?
A. Perform a switchover to the logical standby.
B. Restart SQL apply on the logical standby.
C. Stop the SQL apply on the logical standby.
D. Stop the SQL apply on the old primary.
E. Upgrade the software on the logical standby.
F. Restart SQL apply on the old primary.
G. Upgrade the software on the old primary.
H. Perform a switchover to the old primary.
I. Raise the compatibility level on the standby.
J. Raise the compatibility level on the primary.
A.
C,E,A,D,G,F,H,B.I,J
B.
A,C,E,B,H,D,G,F,J,I
C.
C,E,B,A,D,G,F,H,I.J
D.
C,E,B,D,G,F,A,H,J,I