Multiple choice technology databases

What is Oracle data guard?

  1. used for data refresh from Production env. to development env.

  2. used as security layer to protect data from unathorized access.

  3. An Oracle technology used for data protection through mirroring.

  4. It ensures high availability, data protection, and disaster recovery for enterprise data.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Oracle Data Guard ensures high availability, data protection, and disaster recovery for enterprise data by managing standby databases. Mirroring is a storage-level concept, data refresh is for copy management, and security layers protect access, none of which define Data Guard's core purpose.

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