Online Access Free BLOCKCHAINF Practice Test

How does the Bitcoin provide anonymity?

• A.Through consensus algorithms such as Proof of Work
• B.By publishing only the block address
• C.Through Merkle trees
• D.Through public/private key cryptography
• E.None of the above

What is a Blockchain?

• A.All of the above
• B.A database of usable secret data
• C.An unchangeable record
• D.A Smart Contract
• E.A digital currency

What is Ethereum?

• A.A currency
• B.Another name for Blockchain
• C.Another name for Bitcoin
• D.A platform for creating decentralized applications

Who governs a Blockchain?

• A.The developers
• B.The users
• C.The architects
• D.The creator of the Blockchain

Blockchain technology uses__________________.

• A.the same network S/W as the central bank
• B.A combination of older technology
• C.the latest router S/W and network H/W
• D.the latest banking software