CompTIA认证考试PD0-001单项选择题每日一练(2019.03.21)

单项选择题
Which of the following is the FIRST step a technician should take when troubleshooting a device issue？（）
A.Gather information from the customer.
B.Isolate the problem on the device.
C.Read the service documentation for possible causes.
D.Check the parts life counters.
单项选择题
A technician is troubleshooting a network connectivity issue on a MFD and would like to eliminate the possibility of another device on the network having the same IP address. The technician should：（）
A.disconnect the MFD and ping the IP address.
B.disconnect the MFD and ping the subnet mask.
C.disconnect the MFD and ping the loopback address.
D.run the ipconfig command from the command prompt.
单项选择题
Which of the following stages in the laser print process attracts toner to the latent image on the photoconductor？（）
A.Writing
B.Fusing
C.Development
D.Transfer
单项选择题
Using the CMYK color model， the color purple is produced by combining cyan and which other color？（）
A.Green
B.Magenta
C.Yellow
D.Black
单项选择题
A customer is concerned about excessive media jamming in their device. Which of the following is the FIRST thing a technician should check？（）
A.Media feed rollers
B.Cassette drawers
C.Fusing section
D.Device log data