Linux Foundation Hyperledger Fabric Certified Practitioner (HFCP) - HFCP무료 덤프문제 풀어보기

A. To endorse transactions and update the world state.

B. To validate transactions and maintain the blockchain ledqer

C. To assemble transactions into blocks for the blockchain ledqer.

D. To manage the identities of the participants in the network

A. Endorsement Policy

B. Membership Service Provider

C. Peer Node

D. Ordering Service

A. Reorder stored blocks to compress data volume.

B. Order peers to endorse a transaction.

C. Order and package endorsed transactions into a block.

D. Order new tokens from the token issuer.

A. Only the orderer service since it manages the ordering of transactions.

B. Only the chaincode containers since they handle the business logic.

C. All peer containers, including their CPU, network, and memory.

D. Onlythe peer nodes that are runningchaincode, since they consume most resources.

A. Private data collections

B. State database

C. Endorsement policies

D. Ordering service

A. Block events must be programmed in the smart contract, chaincode events work out of the box.

B. They are pretty much the same both regarding functionality and programming effort as well.

C. Chaincode events must be programmed in the smart contract, transaction and block events work out of the box

D. Use setEvent, setTransactionEvent, setBlockEvent to emit chaincode, transaction and block events in the chaincode.

A. The deleting transaction sets an empty value to the key "A" in the write set.

B. The state of the key "A" is removed from the state database, but its history remains in the ledger.

C. All transaction histories which updated the state "A" are deleted from the ledger.

D. getstate("A") function returns the current state of the key "A".