单项选择题
A. Remove the BIOS chip on the PC
B. Re-flash the BIOS
C. Run password cracking software on the users PC
D. Set the password clear jumper on the motherboard
单项选择题 Which of the following describes the BEST course of action when a user continuously calls atechnician with computer issues instead of the helpdesk?（）
单项选择题 A customer opened a ticket with the help desk two days ago to report that their computer ismaking a strange loud noise. Which of the following should the technician do FIRST after arriving at the site?（）
单项选择题 Which of the following is the BEST approach a technician should take when informing a customerabout their findings of any specific computer problem?（）