单项选择题

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

点击查看答案&解析

上一题目录下一题

相关考题

单项选择题

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

单项选择题

A user reports that their machine seems to be running slower than usual. The user states that the computer has become progressively worse as more applications are installed. Which of the following is the FIRST step the technician should take?（）

A. Run the CHKDSK utility
B. Run the disk defragmenter utility
C. Increase the capacity on the system volume
D. Convert to a dynamic drive on the system

单项选择题

A laser printer keeps displaying, ‘Paper Jam – Front Door’. It does not matter which tray or paper type the printer is using. Which of the following is the MOST likely reason why the printer is having this issue?（）

A. The printer fuser assembly needs to be replaced.
B. The pickup rollers no longer have pickup grip.
C. Something is stuck inside of the pickup assembly.
D. The printer needs to have the toner cartridge replaced.