What is an unconfirmed transaction in Bitcoin?
A. A transaction in a mining pool.
B. An incomplete transaction that is not included in a block.
C. An invalid transaction
D. A valid transaction is included in a block.
Answer:B
What is an unconfirmed transaction in Bitcoin?
A. A transaction in a mining pool. B. An incomplete transaction that is not included in a block. C. An invalid transaction D. A valid transaction is included in a block.
Explanation: An unconfirmed transaction is a transaction that has not yet been included in a block.