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單項選擇題

A technician works in a datacenter that is shared by multiple companies. The technician isconcerned with preventing the theft of proprietary information by other technicians with access to the datacenter. Which of the following is the BEST way to prevent data theft in this scenario？（）

A.Mantraps
B.Two-factor authentication
C.Security personnel
D.Locked rack doors

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單項選擇題

A system administrator needs to provision storage for a 200GB database. The database must have extremely low seek time. Which of the following is the BEST solution？（）

A.A JBOD
B.A RAID 50 array
C.A NAS
D.A single SSD

單項選擇題

A datacenter director implements a new security measure in response to multiple equipment thefts from the datacenter. The new security measure requires people entering or leaving the data center to go through an extra secure area. Once entering the area people must present two forms of authentication to leave. Which of the following security measures does this describe？（）

A.Mantrap
B.RFID cards
C.Defense in depth
D.Biometrics

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