CCNA系列认证CCNA(200-120)章节练习(2019.03.21)

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1 Which three statements about RSTP are true?（）

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2

Refer to the exhibit. The company uses EIGRP as the routing protocol. What path will packets take from a host on 192.168.10.192/26 network to a host on the LAN attached to router R1?（）

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3 What is the alternative notation for the IPV6 address B514:82C3:0000:0000:0029:EC7A:0000:EC72?（）

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4 Given an IP address 172.16.28.252 with a subnet mask of 255.255.240.0, what is the correct network addres?（）

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5 Why will a switch never learn a broadcast address?（）

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6 What is a global command?（）

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7 Which command displays CPU utilization?（）

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8 Which subnet mask would be appropriate for a network address range to be subnetted for up to eight LANs, with each LAN containing 5 to 26 hosts?（）

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9 What are three features of the IPV6 protocol?（）

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10 Which layer 2 protocol encapsulation type supports synchronous and asynchronous circuis and has built-in security mechanisms?（）

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