单选题Which of the following should a technician do FIRST to troubleshoot a users network connectivity problem？（）A Run TRACERT from the users workstation.B Start with the Last Known Good Configuration and reboot the computer.C Replace the network interface c
题目
单选题
Which of the following should a technician do FIRST to troubleshoot a users network connectivity problem？（）
A
Run TRACERT from the users workstation.
B
Start with the Last Known Good Configuration and reboot the computer.
C
Replace the network interface card （NIC）.
D
PING the users workstation.
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参考答案和解析
正确答案：
D
解析：
暂无解析