What is the difference between a 3 way and 4 way light switch?

Related questions

1. What is a SPDT switch used for?
2. What's the difference in Cherry MX switches?
3. What is the function of open switch?
4. What is DPST switch?
5. What is a Layer 2 switch?
6. What is the difference between SPDT and DPDT switch?
7. What is a SPDT switch?
8. Which Cherry MX Switch is best?
9. Can I use a double pole switch as a single pole?
10. What are the three functions of switches?

Tags

1. #these
2. #large
3. #entrance
4. #locations
5. #dimmer
6. #switch
7. #replace
8. #control
9. #hallway
10. #terminals
11. #three
12. #single
13. #usually
14. #stairwell
15. #light
16. #either