Oracle OCP 19c 认证1Z0-083考试题库(第30题)

时间：2022-02-26 来源：

Oracle OCP 19c 认证1Z0-083考试题库(第30题)-CUUG内部学员版083题库解析

30、Choose the best answer

You want to create a duplicate database DUP_DB from your production database PROD on the same host. The PROD database uses Automatic Storage Management (ASM) for storage.

Regular backups are taken using RMAN connected to a recovery catalog. You create an auxiliary instance and want to execute the command:

RMAN> DUPLICATE TARGET DATABASE TO dup_db

FROM ACTIVE DATABASE;

What is a prerequisite for the successful execution of this command

A) RMAN must be connected to the target database instance and the auxiliary instance.

B) A most recent backup set of the PROD database must exist.

C) Flashback must be enabled for the PROD database.

D) The target database must be in MOUNT state.

source : cuug