Which of the following backup methodologies would be most efficient in backing up a database in the production environment?

Question

Options

• ADisk mirroring of the data being stored on the database.
• BA differential backup that is performed on a weekly basis.
• CAn array of independent disks used to back up the database.
• DAn incremental backup of the database on a daily basis.

• A
  8% (3)
• B
  17% (6)
• C
  6% (2)
• D
  69% (25)

Explanation

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