单项选择题
A. The pickup rollers need to be replaced.
B. The paper is too wide for the tray.
C. The toner cartridge is leaking.
D. The pickup assembly is missing.
单项选择题 A user is attempting to access a website but is getting a ‘Page cannot be displayed’ error. The technician checks the IP address of the computer and sees that it has been assigned 169.254.10.70. Which of the following is the MOST likely cause?（）
单项选择题 A user reports their laptop computer can no longer connect to a server. The computer works correctly in a different office. Which of the following tools would be used to troubleshoot this issue?（）
单项选择题 A user reports that a network printer will not print, however, other users are not experiencing any problems. The user has rebooted their computer twice and it is still not printing. Which of the following should the technician check?（）