Blockchain Interview Questions
Go Back1. How does a blockchain ledger different from a normal bookkeeping ledger?
2. What is Mining, and how is it used in a blockchain?
3. Please explain the difference between a scriptPubKey and a P2SH address.
4. Can you explain what Secret Sharing is?
5. How is your transaction data kept safe in a blockchain?
6. Can you explain Merkle trees and the role they play in a blockchain?
7. What is a Coinbase transaction, and how is it created?
8. Is a 51% attack related to double-spending, and if so, how?
9. Can you explain double-spending in the context of a blockchain?
10. How is a blind signature used in cryptocurrency?
11. Can you discuss the differences between Proof-of-Stake and Proof-of-Work?
12. What are some of the key blockchain principles that address security threats?
13. What is a consensus algorithm, what is its purpose, and can you provide some examples?
14. Can you explain in general terms what Blockchain is?
15. What role does encryption play in a blockchain?
16. What is a Cryptocurrency, and how does it leverage the features of a blockchain?
17. Can you break down the blockchain architecture into its core components?
18. What are the three main types of blockchains?
19. In addition to financial data, what other types of records can be kept in a blockchain?
20. What are the two types of records that are maintained in the blockchain database?
21. Can you change the data in a block once it is written?
22. Can you remove a block from the networks in Blockchain?
23. What are the individual components of a block?
24. What is an individual block in a blockchain, and how do you recognize it?
25. Why do you feel Blockchain is a trusted approach to financial transactions?
26. Please step me through the way blockchain works.