
2.Consensus Algorithm

Quiz
•
Information Technology (IT)
•
University
•
Hard
Urvashi Sangwan
FREE Resource
11 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Consensus ensures:
Central control
Single-point failure
Agreement across nodes
Faster compression
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Proof of Work is based on:
Stake
Random selection
Solving mathematical puzzles
Voting
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which consensus protocol is more suitable for permissioned blockchains?
Proof of Stake
PoW
RAFT
Mining
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which consensus algorithm uses identity as the main selection mechanism?
PoS
PBFT
PoW
PoA
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which consensus algorithm finalizes transactions faster (low latency)?
PoW
PoS
PoA
PBFT
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is "slashing" in PoS?
Lowering block size
Reducing transaction fees
Increasing stake value
Penalizing malicious validatorS
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In PoW, the time between two blocks is kept consistent by adjusting:
Block size
Mining difficulty
Nonce range
Transaction fees
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