CBBF 無料問題集「Blockchain Certified Blockchain Business Foundations」

（A）Metadata used for ID

（B）Digital fingerprint of the block

（C）Same as the user private key

（D）Unique number to show it's a Bitcoin block

（A）A video sharing website

（B）Voting

（C）Identity management

（D）Medical records

（E）All of the above

（A）The users with access permissions

（B）None of the above

（C）Only the creator

（D）No one

（E）Everyone on the Blockchain

（A）The time stamp of the block and the genesis block hash

（B）The hash of the previous block

（C）The hash of the Merkle root and the header of the previous block

（D）The hash of every transaction in a specific block and the next block

（A）None of the above

（B）Peer to Peer

（C）Product to Person

（D）Public to Person

（E）Person to Person

（A）manufacturing supply chain

（B）medical records

（C）financial transactions

（D）All of the above

（E）food traceability

（A）combining Blockchain technologies to fit your business solution

（B）merging your existing network technology into a new Blockchain solution

（C）the ability to completely customize a unique business solution

（D）All of the above

（E）not being limited to a conventional business solution or restriction

（A）The most efficient way of recording a transaction in any database.

（B）None of the above

（C）The highest level of security in a database by ensuring 51% agreement of nodes on the network.

（D）It confirms that all nodes on the network are legitimate.

（E）Anonymity in a peer to peer network