软件认证工程师考试
CCNA系列认证章节练习(2020.06.10)
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多项选择题
Which two statements are characteristics of a distance vector routing protocol?()
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下列算法中哪些是对称密钥算法()
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A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?()
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单项选择题
Assuming you build networks to exact specifications, what is the recommended maximum length a 10BaseT cable can be before it has to be segmented or repeated?()
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单项选择题
In which of these phases is a customer’s current network infrastructure assessed?()
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单项选择题
A company implements video conferencing over IP on their Ethernet LAN. The users notice that the network slows down, and the video either stutters or fails completely. What is the most likely reason for this?()
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多项选择题
哪两个条件有助于您从各种网络介质当中选择一种网络介质?()
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单项选择题
Which option ensures that data is not modified in transit?()
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中继器工作于OSI参考模型的哪一层?()
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多项选择题
What are the two benefits of any intelligent network that uses a systems-level approach to integrate applications and services across an infrastructure?()
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