CCDP系列認(rèn)證CCDP(642-873)單項(xiàng)選擇題每日一練(2019.01.08)

來(lái)源：考試資料網(wǎng)

1 Jitter is an unwanted variation of one or more characteristics of a periodic signal in electronics and telecommunications and（）refers to call issues that cause variations in timing or time of arrival.

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2 When is the site-to-site remote access model appropriate? （）

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3 To ensure quality, what is the maximum end-to-end transit time in milliseconds on a voice network?（）

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4 One of your customers wishes to use the NAS to perform DHCP functions and does not currently have a Layer 3 gateway in its production network. Which gateway mode is appropriate for this customer?（）

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5 A Fibre Channel fabric (or Fibre Channel switched fabric, FC-SW) is a switched fabric of Fibre Channel devices enabled by a Fibre Channel switch. Fabrics are normally subdivided by Fibre Channel zoning.Each fabric has a name server and provides other services. Higher redundancy over FC-AL, P2P.Which path selection protocol is used by Fibre Channel fabrics?（）

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