1. What is blockchain technology?
2. How does a blockchain work?
3. What are the main components of a blockchain?
4. What is a block in the context of blockchain?
5. What is a transaction in blockchain?
6. How is data stored in a blockchain?
7. What is a distributed ledger?
8. What is the difference between blockchain and traditional databases?
9. What is decentralization in blockchain?
10. What is a consensus mechanism?
11. What are the common consensus algorithms used in blockchain?
12. How does Proof of Work (PoW) function?
13. What is Proof of Stake (PoS)?
14. What is a smart contract?
15. How are smart contracts executed?
16. What is the Ethereum blockchain?
17. What is the role of miners in a blockchain?
18. What is mining in blockchain?
19. What are the advantages of using blockchain technology?
20. What are the disadvantages of blockchain?
21. What is a cryptocurrency?
22. How is cryptocurrency different from traditional currency?
23. What are public and private keys in blockchain?
24. What is a wallet in the context of cryptocurrencies?
25. What is a blockchain explorer?
26. What is the role of nodes in a blockchain network?
27. How do nodes communicate in a blockchain?
28. What is a fork in blockchain?
29. What is the difference between a hard fork and a soft fork?
30. What is the Bitcoin blockchain?
31. What is a transaction hash?
32. How are transactions validated in a blockchain?
33. What is a ledger in blockchain?
34. What is the role of cryptography in blockchain?
35. What is hashing in the context of blockchain?
36. What is a hash function?
37. What are the applications of blockchain beyond cryptocurrencies?
38. How does blockchain enhance security?
39. What is a token in blockchain?
40. What is the difference between a coin and a token?