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Which of the following is not a feature of a Hyperledger Fabric ledger?

A.

Read-only history queries – Query ledger history for a key, enabling data provenance scenarios

B.

Read-only queries using a rich query language (if using CouchDB as state database)

C.

Read-only queries using a rich query language (if using LevelDB as state database)

D.

Query and update ledger using key-based lookups, range queries, and composite key queries.

Hyperledger can best be described as which of the following?

A.

A Newer Version of Proof of Stake

B.

An IBM owned solution that is a single blockchain

C.

A newer version of Proof of Work

D.

An effort to advance cross-industry blockchain technologies

Which of the following statements would be the best answer when it comes to channels and the use of ordering services in Hyperledger Fabric?

A.

Channels ensure privacy in a blockchain network and ordering services may support many channels not just one channel.

B.

Channels ensure privacy in a blockchain network and ordering services may not support more than one channel.

C.

Channels do not ensure privacy in a blockchain and ordering services may not support more than one channel.

D.

Channels do not ensure privacy in a blockchain and ordering services may support many channels not just one channel.

E.

Channels do not ensure privacy in a blockchain network and ordering services may support many channels not just one channel.

How are "assets" in Hyperledger Fabric represented? (Select two.)

A.

Binary

B.

Go

C.

JSON

D.

Node.JS

E.

Yaml

Exhibit.

The function displayed:

A.

Stores the keys and values on the ledger on initilization

B.

Reads and returns the keys and values on the ledger

C.

Removes the keys and values on the ledger

D.

Updates the keys and values on the execution of Invoke

When compared to public blockchain technologies, what are key Hyperledger Fabric differences?

A.

Privacy

B.

Confidentiality

C.

Provisionmg/Permissioning

D.

All of the above

When reviewing chaincode you see a function called "ChaincodeStubInterface" in the program.

What does this function do?

A.

It is used to access the ledger.

B.

It is used to access the chaincode interface.

C.

It is used to access the ledger and modify the ledger.

D.

It is used to stop the chaincode interface.

What type of peer executes chaincode?

A.

Anchor peer

B.

Endorsing Peer

C.

Chaincode is executed by the client

D.

Ordered Peer

E.

Chaincode is not executed by a peer.

Please review the chaincode below and select what "import" is specifying.

A.

Menu Choices

B.

Installation requirements

C.

Dependencies

D.

Logging requests

What type of organization can be thought of as a corporation run without any human involvement under the control of an incorruptible set of business rules?

A.

Limited Liability Corporation

B.

Decentralized Autonomous Organization (DAO)

C.

Corporation

D.

Trust