Understanding Blockchain Consensus Mechanisms: PoW, PoS, PoA, PoH, PoB

Test Your Knowledge

1. Which of the following is an advantage of Proof of Burn (PoB)?

A) It encourages long-term participation.

B) It requires no coins to be sacrificed.

C) It offers higher security than Proof of Work.

D) It provides very fast transaction speeds.

2. What is one disadvantage of Proof of History (PoH)?

A) It requires high-performance computing power.

B) It has a high energy consumption.

C) It is more secure than Proof of Work.

D) It allows for high centralization.

3. Which consensus mechanism is typically used for enterprise or private blockchain solutions?

A) Proof of Work (PoW)

B) Proof of Stake (PoS)

C) Proof of Authority (PoA)

D) Proof of Burn (PoB)