CompTIA A+ Question B-54

Which of the following voltages is MOST likely to be supplied from a PC power supply unit? (Select TWO).

A. 1V
B. 1.7V
C. 3.3V
D. 5V
E. 9V

Correct Answer: CD

3.3 volts and 5V are the common voltage range that a PC power supply unit uses to power computer components.