单项选择题
A. Backup the confidential data to the technician’s USB drive to ensure nothing is accidently deleted.
B. Uninstall the payroll software to ensure confidentiality.
C. Have the director remove sensitive data before the computer will be repaired.
D. Perform needed repairs while avoiding sensitive data.
单项选择题 Which of the following connector types uses a single RCA style connector?（）
单项选择题 Two new PCs will have a DVD-RW drive for support use. The PCs will be used for Point of Salestransactions and everything will be password protected or disabled. Which of the following is the BEST way to disable the DVD-RW drives?（）
单项选择题 Which of the following devices would allow a technician to utilize a single mouse, keyboard, and display to control numerous desktop PCs?（）