Blockchain
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the Byzantine Generals Problem?
A problem in distributed systems where participants must agree on a single decision despite faulty or malicious actors.
A problem in cryptography related to key distribution.
A problem in blockchain scalability.
A problem in network latency.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal of solving the Byzantine Generals Problem?
To ensure all participants agree on a single decision.
To increase transaction speed in blockchain networks.
To reduce energy consumption in mining.
To improve wallet security.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a solution to the Byzantine Generals Problem?
Proof-of-Work (PoW).
Proof-of-Stake (PoS).
Both A and B.
None of the above.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of Bitcoin mining?
To create new Bitcoin.
To validate transactions and add them to the blockchain.
To increase the price of Bitcoin.
To store private keys.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the maximum supply of Bitcoin?
10 million.
21 million.
50 million.
Unlimited.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Bitcoin wallet?
A physical device to store Bitcoin.
A software or hardware tool to store private and public keys.
A place to mine Bitcoin.
A type of blockchain.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is Proof-of-Work (PoW)?
A consensus mechanism where miners solve cryptographic puzzles to validate transactions.
A consensus mechanism where validators are chosen based on the amount of cryptocurrency they hold.
A method to increase transaction speed.
A way to store private keys securely.
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