What are the types of GPIO pin modes in Raspberry Pi?

Related questions

1. What command will reveal the IP address of your Raspberry Pi?
2. Why do we convert analogue to digital?
3. Is the process of converting analog signal into digital signal?
4. Is port forwarding safe?
5. What are the GPIO pin modes in Raspberry Pi 2 3?
6. What is GPIO BCM?

Tags

1. #input
2. #purposes
3. #raspberry
4. #these
5. #different
6. #purpose
7. #three
8. #output
9. #remaining
10. #there
11. #general
12. #special
13. #types
14. #known