Online Access Free HFCP Practice Test

What is a range query with a start and end key?

• A.A query that searches for a specific value in a composite key and all values after it.
• B.A query that searches for all the key field in the value.
• C.A query that searches for all keys that are in the range defined by the start and end keys.
• D.A query that searches for ledger entries that have values matching the range.

An endorsement policy lists what?

• A.The number of peers needed to endorse a transaction.
• B.The order in which transactions are executed.
• C.The identities required for endorsing a transaction.
• D.The number of organizations involved in a transaction.

A smart contract can call other smart contracts both within the same channel and across different channels.
Which of the following transactions is inter-contract communication whose functionality is limited?

• A.Chaincode X calls Putstate in Chaincode Y on the same channel.
• B.Chaincode X calls Putstate in Chaincode Y on a different channel.
• C.Chaincode X calls Getstate in Chaincode Y on a different channel.
• D.Chaincode X calls Getstate in Chaincode Y on the same channel.

What is the difference between chaincode, transaction, and block events?

• A.Use setEvent, setTransactionEvent, setBlockEvent to emit chaincode, transaction and block events in the chaincode.
• B.Block events must be programmed in the smart contract, chaincode events work out of the box.
• C.They are pretty much the same both regarding functionality and programming effort as well.
• D.Chaincode events must be programmed in the smart contract, transaction and block events work out of the box

How should private data collection be configured and deployed?

• A.Private data collection is configured and deployed with the help of a dedicated REST API that is available on the orderers.
• B.Private data collection is configured at the X5C9 certification generation process of the certificate authorities.
• C.Private data collection configuration is setup at the core network structure configuration with the components.
• D.Private data collection configuration is described in a separate ison file and deployed at chaincode deployment.