Section: A+ Essentials

22) You have a customer who calls you to report that her computer shuts down and reboots on its own when she tries to start it. What is one possible cause?

1. BIOS is set to reboot.
   
2. The SCSI CD-RW is using too much power.
   
3. The CMOS is configured to cycle.
   
4. The power supply is not providing enough power to the system.
   

One likely cause of sporadic system reboots could be a malfunctioning power supply. Fluctuations in the voltage would cause reboots.

Exam Objective: 4.2 Given a scenario, troubleshoot common problems related to motherboards, RAM, CPU and power with appropriate tools.