Fan connections and Front Panel Connections

Question 1

How would a PSU connect a temperature sensor to the MB?

Answer 1

Through a 3 pin 3 wire fan sensor

Question 2

How does a case fan typically connect to a power supply?

Answer 2

Through either molex or a 3 prong power connector on the MB

Question 3

What are some sample front panel connections?

Answer 3

USB, HDD activity light, power button, reset button, power light,