user83965: Public Address is generated from the private key following some steps. Please refer Bitcoin wiki to see the process. 

user76567: The version byte is used to differentiate between MainNet and TestNet addresses as well as between P2PKH and P2SH addresses. 

83965: <p>Public Address is generated from the private key following some steps. Please refer <a href="https://en.bitcoin.it/wiki/Technical_background_of_version_1_Bitcoin_addresses#How_to_create_Bitcoin_Address" rel="nofollow noreferrer">Bitcoin wiki</a> to see the process. </p>
 76567: <p>The version byte is used to differentiate between MainNet and TestNet addresses as well as between P2PKH and P2SH addresses. </p>
