CCNP系列認證CCNP(642-845)章節(jié)練習(2018.11.08)

來源：考試資料網

1 What are the three models of quality of service （QoS） in a network？（）

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2 Which statement best describes the application of link fragmentation and interleaving （LFI）？（）

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3 Which Cisco IOS traffic-shaping mechanism statement is true？（）

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4 Which statement is true about the configuration of AutoQoS on a Frame Relay interface？（）

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5 Which three characteristics of the traffic flow are taken into consideration when the QoS-for-VPNs feature （QoS pre-classify） provides packet classification and applies appropriate QoS service on tunnel interfaces？（）

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6 Which functionality in the Cisco IOS software will enable a router to permanently act as a call agent for phones？（）

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7 What is a drawback to using the IntServ model？（）

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8 Which statement best describes the Cisco 2700 Location Appliance collection of location information for wireless devices?（）

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9 A branch office of Acme Insurance has 15 IP phones connected to the main office using the distributed call processing model. Normally， the phones work with great quality. However， during very busy times when all of the agents are on the phone at the same time， the voice quality drops precipitously. Words or phrases or both are dropped from conversations. What is the most likely cause of the problem？（）

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10 Which two statements are true about CAC？（）

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