Linux Foundation HFCP Quiz 1 Topic 3 Questions 1-5

Question: 1

An enterprise blockchain is a permission blockchain node distributed to whom?

AAdministration data center

BNodes distributed with a validator

CMember organizations

DNodes distributed on a public Blockchain

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Question: 2

In Hyperledger Fabric, CouchDB is enabled as the state database by changing the state Database configuration option from goleveldb to what?

Agocouchdb

BsetCouchDB

CgoCouch

DCouchDB

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Question: 3

What happens if the user submits a transaction with no matching function?

AThe peer will have rejected the transaction.

BNothing, the transaction is ignored.

CThe first transaction function is called.

DThe unknownTransaction function is called.

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Question: 4

In Hyperledger Fabric, Intercommunication is how a smart contract in a channel updates the World State database. It is achieved by what process?

ASetting the endorsement policy to communicate with all peers.

BConfiguring the Peer-to-peer endorsement options.

CCalling smart contracts within the channel and in different channels.

DMaking use of the cross channel Consensus mechanism.

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Question: 5

What should be taken into account at implementing efficient CouchDB queries from chaincode?

AUsing OLAP (Online analytical processing) and Cube functionality of CouchDB is enough to implement efficient queries.

BUsing complex indexes for certain columns is enough even if full scan operators like $or, $in and $regex are used.

CUsing indexes, focusing on simple queries and avoiding full index scans like with operators $or, $in and $regex.

DUsing advanced relational algebra and SQL query language options of CouchDB is enough to implement efficient queries.

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Linux Foundation HFCP Quiz:1 Topic:3 Questions:1-5