In Bitcoin, what is used as an interface to the blockchain?
A. Bitcoin account
B. Bitcoin wallet
C. Bitcoin username
D. All the above.
Answer:B
In Bitcoin, what is used as an interface to the blockchain?
A. Bitcoin account B. Bitcoin wallet C. Bitcoin username D. All the above.
Explanation: A Bitcoin wallet is the only interface that is used to interact with the Bitcoin blockchain. Bitcoin does not have accounts or usernames. It serves as a store of value and exchange of value.