單項選擇題

Which of the following troubleshooting steps should be performed NEXT after a core router hasbeen reported down?（）

A. Implement a solution.
B. Establish the outage cause.
C. Identify all affected areas.
D. Test a solution.

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單項選擇題

An administrator would like to know the name of the workstation that is being repaired. Which ofthe following commands, without parameters, will provide this information?（）

A.Hostname
B.Ipconfig
C.Netstat
D.Ping

單項選擇題

A user is attempting to connect to the network remotely using a laptop and dial-up. The user plugsthe cable into the only available laptop connection, but the connector is loose inside the port. TheMOST likely reason the connector is loose is the:（）

A. RJ-11 connector needs to be re-crimped
B. User has plugged into the laptop's NIC port
C. User has plugged the wrong end of the cable into the port
D. RJ-11 connector needs to be replaced with an RJ-45 connector