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In Hyperledger Fabric. Public Key Infrastructure is used to generate cryptographic certificates which are not tied to:

A.

organizations

B.

network components and infrastructure

C.

end users

D.

Jbrowser

E.

components

Business Network Application Model is created in Composer using:

A.

Composer Javascript Model API

B.

Composer Runtimes

C.

Composer Modelling Language

The fastest way to test your chaincode is to use the REST interface on your peers. There are several REST endpoints you can test and interact with chaincode. (Select two.)

A.

/registrar

B.

/register

C.

/chaincode

D.

/blockchain

E.

/BaaS

In your model there is a need to determine who owns the asset What type of field would you add to the asset such that owner of the asset instance can be found

A.

array

B.

relationship

C.

enumeration

What must implement every chaincode?

A.

Golang

B.

Chaincode Interface

C.

Java

D.

Linux APIs

The use of cryptographic hashing with blockchain provides for which of the following?

A.

Providing for flexibility in security design

B.

Providing for ease of analytical insight

C.

Ensuring data blocks are mutable

D.

Ensuring data blocks are immutable

When deploying a database option there are some important things to consider from a deployment perspective. CouchDB and LevelDB can be deployed with Fabric.

Which of the following is a true statement in regards to ledger deployment?

A.

A CouchDB database is closely co-located with a network node and runs in a separate operating system process

B.

A LevelDB database is closely co-located with a network node and runs in a separate operating system process

C.

A CouchDB database is closely co-located with a network node and it is embedded within the same operating system process

D.

A LevelDB database is closely co-located with a network node and it is embedded within the same operating system process

You would like to download Hyperledger Fabric.

What would be the command to start the process?

A.

ftp clone https://github.com/hyperledger/fabric.sh

B.

git clone https://github.com/hyperledger/fabric.git

C.

ftp clone https://github.com/hyperledger/fabric.git

Hyperledger is a membership based distributed ledger platform. What determine the level of permissions required to transact for members?

A.

Authentication Services

B.

Validator Services

C.

Identity Management

D.

Audit Services

The Hyperledger Project Framework of blockchains is meant for specific use cases for enterprise.

Which blockchain includes a novel consensus algorithm, Proof of Elapsed Time (PoET)?

A.

Hyperledger Iroha

B.

Hyperledger Fabric

C.

Hyperledger Indy

D.

Hyperledger Sawtooth