One of your database servers is mission-critical. You cannot afford any downtime. What is the best item to implement to ensure minimal downtime of the server and ensure fault tolerance of the data stored on the database server?

One of your database servers is mission-critical. You cannot afford any downtime. What is the best item to implement to ensure minimal downtime of the server and ensure fault tolerance of the data stored on the database server?



A. UPS
B. RAID
C. Redundant server
D. Spare parts




Answer: B


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