Free Blockchain CBDH Exam Dumps Questions & Answers

You're currently investigating Hyperledger and would like to confirm that there is a set of collaboration tools for building blockchain business networks that accelerate the development of smart contracts and blockchain applications.
What is the solution that meets the requirement?

• A.Hyperledger Cello
• B.Hyperledger Quilt
• C.Hyperledger Explorer
• D.Hyperledger Composer

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

• A.Ensuring data blocks are mutable
• B.Providing for flexibility in security design
• C.Providing for ease of analytical insight
• D.Ensuring data blocks are immutable

_________is called to update or query the ledger in a proposal transaction. This is called by the chaincode.

• A.Init
• B.Invoke
• C.Update
• D.Initialize

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

The CA (Certificate Authority) in Hyperledger Fabric issues the certificates. These certificates are used for identity validation and for transmission of encrypted data that only the owner (person, organization or software) of a specific certificate is able to decrypt and read.
What types of certificates are issued by the CA?

• A.ecert
• B.tcert
• C.rootcert