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Oracle Data Guard 11gR2 Administration Beginner's Guide by Nassyam Basha, Emre Baransel

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Chapter 10, Common Data Guard Issues

Pop quiz – redo transport authentication problem in only one instance of primary database

Q1

In this case, password file is not correct for the primary instance that shows authentication error. We can simply copy password file from one of the other RAC servers to the failing server to fix this issue.

Pop quiz – using tape for SCN incremental backup

Q1

No, only disk backups can be used to resolve a gap with RMAN SCN incremental backups, because backups on tape cannot be cataloged.

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