A. The time stamp of the block and the genesis block hash
B. The hash of the previous block
C. The hash of every transaction in a specific block and the next block
D. The hash of the Merkle root and the header of the previous block
A. number of blocks
B. size of the memory cache
C. metadata that is
D. Merkle tree hash
A. All of the above
B. It replaces all ledgers
C. It allows for a secure, global, and peer to peer record of data
D. It provides anonymity when making transactions
E. It is a free, trusted bank
A. A function that stores data behind a key
B. A one-way function that converts input to a unique string output
C. The block-ID of the block
D. All the above
E. A two-way function used for condensing information
A. To provide anonymity in business
B. To save money by eliminating intermediaries
C. To provide transparency and trust for business while remaining secure
D. To create a distributed database that allows for CRUD
A. Romeo and Juliet: The entire play
B. A personal medical record
C. A vote cast in an election
D. A financial transaction
E. All of the above
A. adding more network nodes
B. fewer regulations
C. off-chain transactions
D. using faster microprocessors
A. replacing bartering in many parts of the world
B. the same as all other cryptocurrencies
C. a replacement currency for the U.S. dollar
D. another application that runs on a Blockchain
A. The most efficient way of recording a transaction in any database.
B. Anonymity in a peer to peer network
C. It confirms that all nodes on the network are legitimate.
D. The highest level of security in a database by ensuring 51% agreement of nodes on the network.
E. None of the above
