Blockchain and Distributed Ledger Technology Quiz

What is the best-known Distributed Ledger Technology?

• Artificial Intelligence

• Virtual Reality

• Blockchain

• Cloud Computing

Which cryptocurrency is based on Blockchain technology?

• Bitcoin

• Litecoin

• Ripple

• Ethereum

What is the primary function of decentral consensus mechanisms in DLTs?

• To slow down the transaction process

• To make the network vulnerable to attacks

• To centralize the data storage

• To verify the data in the decentral network

What is the consensus mechanism that uses computing capacity of the members to validate the transactions?

• Proof of Stake

• Proof of Authority

• Proof of Work

• Delegated Proof of Stake

Which consensus mechanism gives more power to users with more tokens in the consensus-finding process?

• Proof of Authority

• Delegated Proof of Stake

• Proof of Stake

• Proof of Work

What is the purpose of a second layer mechanism in DLT for framework contracts?

• To make the network vulnerable to attacks

• To increase the transaction rate

• To decrease the transaction rate

• To centralize the transaction process

What is the alternative approach for use cases with higher transaction rate requirements in DLT?

• Artificial Intelligence

• Directed Acyclic Graph (DAG)

• Cloud Computing

• Blockchain

What advantage of scalability is associated with Directed Acyclic Graph (DAG) in comparison to blockchain?

• Decreased transaction rate

• Increased transaction rate

• Centralized consensus finding

• Vulnerability to attacks

What capability do smart contracts embedded in a program code provide in an Economy of Things?

• Decentral automated contractual transactions

• Centralized decision-making process

• Vulnerability to attacks

• Decreased transaction rate

What do Distributed Ledger Technologies enable in an Economy of Things?

• Intersectoral value creating networks

• Centralized transactions

• Decreased transaction rate

• Vulnerability to attacks