Nodes ensure the decentralization of the Bitcoin protocol.
What is true regarding the flooding process? (Select all that apply)
What happened if 2 miners find the block at the same moment? (Select all that apply)
What is the average time between each new block ? What mechanism ensures this over the long term ?
Who are the 3 main actors in a Bitcoin transaction ? (Select all that apply)
Explain why a merchant would want to run a full node.
Which of those companies are making wallets dedicated to the masses ? (Select all that apply)
What happens to a transaction fee ?
You've sent a transaction 10 min ago but no new block have been created so far. After 12 minutes you see the newest block but your transaction isn't in it. Which statement is correct? (Select all that apply)
Can Libra be decentralized ?
What services is used to manage the Bitcoin's core Code?
Hwo much does it cost to create a new digital currency ? (Select all that apply)
As a survey question, do you believe in the Bitcoin Highway thesis (As time pass and infrastructure is built on top of bitcoin, exiting bitcoin toward Fiat currency will become less and less necessary or practical).
A node keeps a full copy of the Bitcoin ledger ( 11 years of transaction)
Are all digital token considered as money ?
Cesar wants to buy some bitcoins. He is searching for an easy, secured and fast solution. He is planning to buy 250 € all at once. He doesn't mind the government knowing everything and he is OK with doing KYC. What type of exchange is the most suitable for him?
What are the 5 pillars of an Open Blockchain ?
Which of those countries are currently working on a digital currency ? (Select all that apply)
China has banned and unbanned Bitcoin multiple times, could the US do the same and ban Bitcoin ?
Could you provide examples of layer 2 solutions or alternative infrastructure which improve bitcoin stability ?
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