Oracle Database Administration from Zero to Hero - Duplicating a Database Using RMAN - Part I (1 of 3)

This lecture introduces RMAN database duplication, covering its importance and various techniques. It explains the use cases for duplication, such as testing and disaster recovery, and details the methods available, including active duplication and using backup files. The lecture also describes the role of an auxiliary database in the duplication process, emphasizing the automatic steps involved and the importance of understanding the background operations.

What is the primary focus of this lecture on database duplication?

• The actual process of duplication

• The options available for duplication

• The history of database duplication

• The hardware requirements for duplication

Why is using RMAN's duplicate command preferred over other methods?

• It is faster than other methods

• It requires less disk space

• It avoids issues with the recovery catalog

• It allows for more customization

Which of the following is a method to duplicate a database using RMAN?

• Using a cloud service

• Manually copying database files

• Duplicating while the database is active

• Using a third-party tool

What is an auxiliary database in the context of RMAN duplication?

• A secondary database for reporting

• A temporary instance used during duplication

• A database used for testing

• A backup of the original database

What is the role of redo logs in the duplication process?

• They are used to back up the database

• They help in recovering the duplicated database

• They are not used in duplication

• They store user activity logs

What happens to the DB ID of the auxiliary database during duplication?

• It remains the same as the target database

• It is reset to a new value

• It is deleted after duplication

• It is copied from the source database

What is the term used when the source and destination hosts are the same?

• Remote duplication

• In-place duplication

• Local duplication

• Cross-host duplication