單項(xiàng)選擇題

Under which of the following circumstances would a technician use IPCONFIG /RENEW?（）

A. After an unsuccessful reboot
B. If a user’s IP address has been spoofed
C. After using IPCONFIG /RELEASE
D. If the computer has an ARP address conflict

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單項(xiàng)選擇題

A user states that email is not being received. Which of the following protocols should thetechnician check for incoming mail?（）

A.SMTP
B.POP3
C.NNTP
D.HTTP

單項(xiàng)選擇題

User profiles in Windows 7 are stored in which of the following locations?（）

A. C:\User Profiles
B. C:\Documents and Settings\User Profiles
C. C:\Documents and Settings
D. C:\Users