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單項(xiàng)選擇題

Prioritizing traffic between data and voice is defined as which of the following?（）

A. Caching engines
B. Proxy server
C. QoS
D. Load balancing

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單項(xiàng)選擇題

Which of the following LAN technology has a MAXIMUM range of 10,000 meters (6 miles)?（）

A.10GBase-ER
B.10GBase-SW
C.10GBase-LW
D.10GBase-EW

單項(xiàng)選擇題

Which of the following is the purpose of QoS?（）

A. Load balance traffic across multiple LAN and WAN links.
B. Increase speed of network traffic.
C. Classify, mark, and prioritize traffic on WAN and LAN links
D. Guarantee traffic delivery.