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單項(xiàng)選擇題

Which of the following technologies can provide geographically based load balancing with high availability between two web servers with static content?（）

A. Multicast
B. Active/passive cluster
C. Active/active cluster
D. DNS round robin

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單項(xiàng)選擇題

Which of the following archiving methods only backs up data that has changed since the previous backup？（）

A.Differential
B.Copy
C.Incremental
D.Snapshot

單項(xiàng)選擇題

A server is experiencing an undetermined problem. Which of the following steps should the technician take in order to identify whether it is a software or hardware problem？（）

A. Reseat all main components
B. Try to replicate the problem
C. Flash the BIOS
D. Reinstall the operating system