CBDH無料問題集「Blockchain BTA Certified Blockchain Developer

質問 1

The chaincode's interface implements which of the following functions?

（A）Invoke and Revoke

（B）Open and Close

（C）Invoke and Close

（D）Open and Shut

（E）Invoke and Init

正解：E 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

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 Sawtooth

（B）Hyperledger Iroha

（C）Hyperledger Indy

（D）Hyperledger Fabric

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

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

（A）Confidentiality

（B）Provisionmg/Permissioning

（C）Privacy

（D）All of the above

正解：D 解答を投票する

質問 4

The security module works in conjunction with the ________________________ module to provide access control service to any data recorded and business logic deployed on a chain network.

（A）Chaincode

（B）HSM

（C）Membership Services

（D）Consensus

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

__________are used in a . cto model file lo indicate a relationship between an entity in the existing model file and an entity from another model file.

（A）Relationships

（B）Resources

（C）Pointers

（D）Imports

正解：A 解答を投票する

質問 6

Which Hyperledger tool provides an open source browser for viewing activity on the underlying blockchain network?

（A）Explorer

（B）Caliper

（C）Cello

（D）Quilt

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

Exhibit.

Based on the code snippet displayed, what does the following line do
return assetRegistry.update(transfer.stock) ;

（A）Persists the state of the asset to the blockchain ledger

（B）Updates the assetRegistry variable

（C）Returns the assetRegistry to the transfer, stock

（D）Updates the world state database

正解：D 解答を投票する

質問 8

What is the advantage of the REST server?

（A）Simplicity of front end applications

（B）Simplicity of front end applications

（C）All of the above

（D）Visibility into transactions

正解：D 解答を投票する

質問 9

Exhibit.

Based on the code snippet displayed, if fn Is nil - what are the possibilities

（A）None of the above

（B）get is assumed and processed

（C）Shira.Error(err.ErrorO) is returned

（D）An error is generated

正解：B 解答を投票する

質問 10

What must implement every chaincode?

（A）Linux APIs

（B）Golang

（C）Java

（D）Chaincode Interface

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

There is_________________when a transaction is validated and committed to the ledger:

（A）Confidentiality

（B）Privacy

（C）Immutability

（D）Transparancy

正解：D 解答を投票する

CBDH 無料問題集「Blockchain BTA Certified Blockchain Developer - Hyperledger」

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