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1. In your Automatic Storage Management (ASM) instance, one of the nonempty disk groups,DGROUP1, is no longer required and you want this disk group to be removed.You execute the following command to achieve this objective. (DROP DISKGROUP dgroup1 EXCLUDING CONTENTS;). What would be the result of this command?
11. On Tuesday, a junior DBA dropped an important application user account, whose schema has important tables. You are asked to recover all the objects in the schema. On investigation, you find that the user account was dropped at 11:00 a.m. and Sunday's backup is the most recent backup. Which flashback feature would you use?