软件认证工程师考试
CCNA系列认证CCNA(640-802)章节练习(2019.06.14)
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多项选择题
Which two practices help secure the configuration utilities on wireless access points from unauthorized access? (Choose two.)()
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单项选择题
You have finished physically installing an access point on the ceiling at your office. At a minimum, which paramenter must be configured on the access point in order to allow a wireless client to operate on it?()
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多项选择题
What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)()
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多项选择题
Which two subnetworks would be included in the summarized address of 172.31.80.0 /20?()
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多项选择题
Which of the following describe private IP addresses? (Choose two.)()
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单项选择题
A network administrator wants to add a line to an access list that will block only Telnet access by the hosts on subnet 192.168.1.128/28 to the server at 192.168.1.5. What command should be issued to accomplish this task?()
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多项选择题
Which of the following IP addresses fall into the CIDR block of 115.64.4.0/22?()
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单项选择题
The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network?()
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单项选择题
How dose a DHCP server dynamically assign IP address to host?()
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多项选择题
Which two statements are true regarding EIGRP?()
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