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單項選擇題

Which of the following bottlenecks would MOST likely cause excessive hard drive activity？（）

A. Inadequate RAM
B. Slow processor
C. PCI bus
D. Excessive network traffic

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單項選擇題

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

單項選擇題

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