CCDP系列认证CCDP(642-873)章节练习(2019.05.06)

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1 Under which two circumstances should Spanning Tree Protocol be implemented?（）

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2 Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?（）

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3 What are two considerations to using IP Multicast delivery? （）

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4 What type of Call Admission control in CallManager allows for limits to the bandwidth consumed by active calls?（）

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5

Which routing protocol best fits these requirements?（）
- Supported by multiple router vendors
- Requires minimum router CPU and memory resources
- Uses a simple routing metric
- Supports manual or automatic route summarization

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6 Dense Wavelength Division Multiplexing (DWDM) is an important innovation in optical networks.Which two descriptions best define DWDM?（）

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7 What is high availability?（）

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8 Which of these terms refers to call issues that cause variations in timing or time of arrival？（）

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9 What are disadvantages to storage directly attached to the application servers?（）

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10 Which two statements are true about MLP interleaving? （）

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