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CCNA系列認證CCNA(640-553)單項選擇題每日一練(2020.06.04)

單項選擇題
The 201.145.32.0 network is subnetted using a /26 mask. How many networks and IP hosts per network exists using this subnet mask?（）
A. 4 networks with 64 hosts
B. 64 networks and 4 hosts
C. 2 networks and 62 hosts
D. 62 networks and 2 hosts
E. 6 network and 30 hosts
單項選擇題
在ISDN網(wǎng)絡(luò)中，U接口定義在（）之間。
A.TE1和NT2
B.TE2和TA
C.NT1和ISDN網(wǎng)絡(luò)
D.NT1和NT2
單項選擇題
When two hosts are trying to communicate across a network, how does the host originating the communication determine the hardware address of the host that it wants to "talk" to?（）
A. RARP request
B. Show Network Address request
C. Proxy ARP request
D. ARP request
E. Show Hardware Address request
單項選擇題
How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? （）
A. 64 network and 4 hosts
B. 4 network and 64 hosts
C. 2 network and 62 hosts
D. 62 network and 2 hosts
單項選擇題
Which command can be used to determine the type of cable attached to the Serial 0/0 interface on a router?（）
A. show interfaces serial 0/0
B. show running-config
C. show version
D. show controllers serial 0/0
E. show ip interface
F. show line serial 0/0

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