CCNA系列認(rèn)證CCNA(640-802)章節(jié)練習(xí)(2019.06.14)

來(lái)源：考試資料網(wǎng)

1 Which two practices help secure the configuration utilities on wireless access points from unauthorized access? (Choose two.)（）

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2 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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3 What are two recommended ways of protecting network device configuration files from outside network security threats? (Choose two.)（）

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4 Which two subnetworks would be included in the summarized address of 172.31.80.0 /20?（）

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5 Which of the following describe private IP addresses? (Choose two.)（）

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6 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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7 Which of the following IP addresses fall into the CIDR block of 115.64.4.0/22?（）

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8 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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9 How dose a DHCP server dynamically assign IP address to host?（）

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10 Which two statements are true regarding EIGRP?（）

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