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CBDH PDF DEMO:
QUESTION NO: 1
Member in the context of Hyperledger DLT network refers to:
A. Entities involved in transactions
B. Business sponsor of DLT application
C. Legally separate / Independent entities
Answer: C
QUESTION NO: 2
What type of peer endorses and executes a transaction?
A. Peered Peer
B. Executing Peer
C. Endorsing Peer
D. Peer Node
E. Endorsement Peer
Answer: C
Explanation
An endorser executes and endorses transactions. The endorsing peers take the role of endorsing transactions before they are ordered and committed as per the policy defined in Chaincode.
QUESTION NO: 3
When creating a network according to an organization's structure and also bootstrap a channel what are the following artifacts we would need to generate?
A. Genesis Block, Channel Configuration and Anchor Peer Configs for each organization.
B. Genesis Block, ledger Configuration and Anchor Peer Configs for each organization.
C. Genesis Block, Channel Configuration and Anchor MSP Configs for each organization.
D. Genesis Block, License File and Anchor Peer Configs for each organization.
Answer: A
Explanation
To create a network according to an organization's structure, and to bootstrap a channel, we will need to generate the following artifacts: A genesis block, containing organization-specific certificates that serve to initialize the Fabric blockchain. Channel configuration information. Anchor peer configurations for each organization. An anchor peer serves as a fulcrum within an organization, for cross-organization ledger syncing using the Fabric gossip protocol.
QUESTION NO: 4
How are "assets" in Hyperledger Fabric represented? (Select two.)
A. Yaml
B. Go
C. Node.JS
D. Binary
E. JSON
Answer: D,E
Explanation
Assets in Hyperledger Fabric are represented in JSON or Binary. Assets are represented in
Hyperledger Fabric as a collection of key-value pairs, with state changes recorded as transactions on a Channel ledger. Assets can be represented in binary and/or JSON form. Dont get confused of how
Fabric is developed and how assets in chaincode are deployed References:
QUESTION NO: 5
The gossip data dissemination protocol performs which three functions? (Choose three.)
A. Manages peer discovery and channel membership
B. Disseminates ledger data across all peers on the channel
C. Manages channel membership only
D. Sync ledger state across all peers on any channel
E. Manages peer discovery only
F. Sync ledger state across all peers on the channel
Answer: A,B,F
Explanation
Gossip Protocol The gossip data dissemination protocol performs three functions Manages peer discovery and channel membership Disseminates ledger data across all peers on the channel Syncs ledger state across all peers on the channel.
References:
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Updated: May 27, 2022