Which of the following steps should a technician take FIRST to prevent an electrical hazard when repairing a PC?

Which of the following steps should a technician take FIRST to prevent an electrical hazard when repairing a PC?
A . Put on an ESD strap.
B . Place components on an ESD mat
C . Disconnect the power before servicing the PC
D . Place the PC on a grounded work bench

View Answer

Answer: C