小乔 发表于 2020-5-25 09:15:41

CCNA（200-301）近期考试新题02

本帖最后由 小乔 于 2020-5-25 09:21 编辑

1 which IPv6 address block forwards packets to a multicast address rather than a unicast address?
A. 2000::/3
B. FC00::/7
C. FE80::/10
D. FF00::/12

2 what is the expected outcome when an EUI-64 address is generated?A The seventh bit of original MAC address of the interface is invertedB The interface ID is configured as a random 64-bit valueC The characters FE80 are inserted at the beginning of the MAC address of the interfaceD The MAC address of the interface is used as the interface ID without modification

3 what is the difference regrading reliability and communication type between TCP and UDP?A TCP is reliable and is a connectionless protocol; UDP is not reliable and is a connection-oriented protocol.B TCP is not reliable and is a connectionless protocol; UDP is reliable and is a connection-oriented protocol.C TCP is reliable and is a connection-oriented protocol; UDP is not reliable and is a connectionless protocol.D TCP is not reliable and is a connection-oriented protocol; UDP is reliable and is a connectionless protocol.
4 Router R1 must send all traffic without a matching routing-table entry to 192.168.1.1.which configuration accomplishes this task?A R1# config tR1(config)# ip routingR1(config)# ip route default-route 192.168.1.1B R1# config tR1(config)# ip routingR1(config)# ip route 0.0.0.0 0.0.0.0 192.168.1.1C R1# config tR1(config)# ip routingR1(config)# ip route 192.168.1.1 0.0.0.0 0.0.0.0D R1# config tR1(config)# ip routingR1(config)# ip default-gateway 192.168.1.1

5 which function dose the range of private IPv4 addresses perform?A allow multiple companies to each use the same address without conflictsB provides a direct connection for hosts from outside of the enterprise networkC ensues that NAT is not required to reach the internet with private range addressingD enable secure communications to the internet for all external hosts
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ivan5169 发表于 2020-5-25 09:38:08

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alvis1450 发表于 2020-5-25 09:43:54

THX

qk1125 发表于 2020-5-25 09:46:08

太感謝你的分享了

fanyeu627 发表于 2020-5-25 09:53:01

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rzlivehk 发表于 2020-5-25 10:12:08

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jackie2003 发表于 2020-5-25 10:18:10

thank you so much !!!

Jon.Snow 发表于 2020-5-25 10:23:48

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palette8530 发表于 2020-5-25 10:35:40

多谢！多谢！

Mr.糖 发表于 2020-5-25 10:36:24

感谢分享

3213212121 发表于 2020-5-25 10:45:32

THX a lot{:6_267:}

zyzing 发表于 2020-5-25 10:49:26

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xls829 发表于 2020-5-25 10:51:06

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