單項(xiàng)選擇題A network administrator is troubleshooing an EIGRP problem on a router and needs to confirm the IP addresses of the devices with which the router has established adjacency. The retransmit interval and the queue counts for the adjacent routers also need to be checkeD.What command will display the required information?()

A.Router# show ip eigrp adjacency
B.Router# show ip eigrp topology
C.Router# show ip eigrp interfaces
D.Router# show ip eigrp neighbors


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1.單項(xiàng)選擇題What is one reason that WPA encryption is preferred over WEP?()

A.A WPA key is longer and requires more special characters than the WEP key.
B.The access point and the client are manually configured with different WPA key values.
C.WPA key values remain the same until the client configuration is changed.
D.The values of WPA keys can change dynamically while the system is used.

3.單項(xiàng)選擇題Which additional configuration step is necessary in order to connect to an access point that has SSID broadcasting disabled?()

A.Set the SSID value in the client software to public.
B.Configure open authentication on the AP and the client.
C.Set the SSID value on the client to the SSID configured on the AP.
D.Configured MAC address filtering to permit the client to connect to the AP.

4.單項(xiàng)選擇題

根據(jù)下圖,Switch-1需要往一臺(tái)MAC地址為00b0.d056.efa4的主機(jī)發(fā)數(shù)據(jù),Switch-1會(huì)如何處理這些數(shù)據(jù)?()

A.Switch-1會(huì)丟棄該數(shù)據(jù),因?yàn)樗鼪]有該MAC地址條目
B.Switch-1會(huì)防洪該數(shù)據(jù)到所有的接口,除了該數(shù)據(jù)的源接口
C.Switch-1會(huì)發(fā)送ARP請求到所有的接口,除了該數(shù)據(jù)的源接口
D.Switch-1會(huì)往默認(rèn)網(wǎng)關(guān)發(fā)送該數(shù)據(jù)

6.多項(xiàng)選擇題What functions do routers perform in a network (Choose two.)()。

A.packet switching
B.access layer security
C.path selection
D.VLAN membership assignment
E.bridging between LAN segments
F.microsegmentation of broadcast domai

7.單項(xiàng)選擇題

如下圖,兩個(gè)路由器(Atlanta和Brevard)用串口連接起來。但是他們之間沒有數(shù)據(jù)傳輸,已知Atlanta配置正確,下圖給出部分配置,路由器Brevard上導(dǎo)致該問題的原因是()。

A.沒有設(shè)置loopback命令
B.IP地址不正確
C.子網(wǎng)掩碼不正確
D.串行鏈路封裝不正確
E.最大傳輸單元(MTU)設(shè)置得太大
F.帶寬設(shè)置和直連的接口不匹配

9.單項(xiàng)選擇題At which OSI layer is a logical path created between two host systems()。

A.session
B.transport
C.network
D.data link
E.physical

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