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小乔 发表于 2020-5-26 09:03:37

CCNA（200-301）近期考试新题03

本帖最后由 小乔 于 2020-5-26 09:07 编辑

1 A network engineer must create a diagram of a multivendor network.which command must
be configured on the Cisco devices so that the topology of the network can be mapped?
A Device(config)#lldp run
B Device(config)#cdp run
C Device(config)# cdp enable
D Device(config)# flow-sampler-map topology

2 How do TCP and UDP differ in the way they provide reliability for delivery of packets?
A TCP does not guarantee delivery or error checking to ensure that there is no corruption of data;
UDP provides message acknowledgement and retransmits data if lost.
B TCP provides flow control to avoid overwhelming a receiver by sending too many packets at
once; UDP sends packets to the receiver in a continuous stream without checking for sequencing.
C TCP uses windowing to deliver packets reliably; UDP provides reliable message transfer
between hosts by establishing a three-way handshake.
D TCP is a connectionless protocol that does not provide reliable delivery of data; UDP is a
connection-oriented protocol that uses sequencing to provide reliable delivery.


3 which command must be entered when a device is configured as an NTP server?
A ntp master
B ntp sever
C ntp authenticate
D ntp peer

4 which two minimum parameters must be configured on an active interface to enable OSPFv2
to operate?(choose two)
A IPv6 address
B OSPF process ID
C OSPF MD5 authentication key
D OSPF stub flag
E OSPF area



5 What are two roles of the Dynamic Host Configuration Protocol (DHCP)? (Choose two.)
A The DHCP client maintains a pool of IP addresses it can assign.
B The DHCP server assigns IP addresses without requiring the client to renew them.
C The DHCP client can request up to four DNS server addresses.
D The DHCP server offers the ability to exclude specific IP addresses from a pool of IP addresses
E The DHCP server leases client IP addresses dynamically



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来源: CCNA（200-301）近期考试新题02

rzlivehk 发表于 2020-5-26 09:09:05

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WesleyMesschen 发表于 2020-5-26 09:30:58

fukuro2016 发表于 2020-5-26 09:32:51

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aqg8609 发表于 2020-5-26 09:35:15

謝謝大大辛苦收集
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未若之 发表于 2020-5-26 09:43:58

感谢楼主！！！！！

chenqiny 发表于 2020-5-26 09:53:27

666

circa302 发表于 2020-5-26 09:57:05

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yuliang0903 发表于 2020-5-26 10:22:45

感謝分享新題

fanyeu627 发表于 2020-5-26 10:27:39

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┎迭╱DíЁ 发表于 2020-5-26 10:30:10

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A01815 发表于 2020-5-26 10:31:19

這是我近期每天期待的事情之一

大童 发表于 2020-5-26 10:39:19

谢谢

xiannn 发表于 2020-5-26 10:51:52

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dldc 发表于 2020-5-26 11:06:22

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