What is the FIRST step in diagnosing a completely dead computer that was working fine the day before?
A. remove all peripherals and reinstall them one at a time
B. replace the CMOS battery
C. check the AC power cord and verify the power source
D. back up the entire hard drive
Answer:C
What is the FIRST step in diagnosing a completely dead computer that was working fine the day before?
A. remove all peripherals and reinstall them one at a time
 B. replace the CMOS battery
 C. check the AC power cord and verify the power source
 D. back up the entire hard drive
