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單項選擇題

Which command shows system hardware and software version information？（）

A.show configuration
B.show environment
C.show inventory
D.show platform
E.show version

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單項選擇題

When you are logged into aswitch，which prompt indicates that you are inprivileged mode？（）

A.%
B.@
C.>
D.$
E.#

單項選擇題

The router address 192.168.1.250 is the default gateway for both the Web Server 2 and Host 1. What is the correct subnet mask for this network?（）

A.255.255.255.0
B.255.255.255.192
C.255.255.255.250
D.255.255.255.252

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