单项选择题
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.
单项选择题 Whichofthefollowingcanbeusedtoprepareadiskimageforduplication？（）
单项选择题 Makingdataappeartocomefromsomewhereotherthantheoriginatingpointisknownas：（）
单项选择题 Afterright-clickingonanapplicationsshortcuticonandselectingProperties，whichofthefollowingwillidentifythelocationoftheapplication？（）
