QuestionA server technician reviews backup solutions and comes across the 3-2-1 rule. Which of the following holds true regarding this rule?A.Two copies of dataB.Three media typesC.One copy held on-premiseD.Three copies of data
Question
QuestionA server technician reviews backup solutions and comes across the 3-2-1 rule. Which of the following holds true regarding this rule?A.Two copies of dataB.Three media typesC.One copy held on-premiseD.Three copies of data
Solution
The 3-2-1 rule for backup solutions refers to keeping three copies of data, on two different types of storage media, with one of those copies stored off-site. So, the correct answer is D. Three copies of data.
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