Can the data stored in a block modified once it is written? If so, why?
How does bitcoin use blockchain?
What are off-chain transactions?
What do you understand by double spending?
What are the key characteristics of a blockchain?
Why do we need decentralized systems? Benefits of blockchain technology?
Why does blockchain technology excite you?
What is federated blockchain? Give examples
What do you know about merkle trees in blockchain?
Why blockchain is a trusted model of the transaction?
How is ibm leveraging its position in the market as a trusted brand? How have early adopters impacted the development and growing success of this technology?
What is public blockchain? Give examples?
Why would you have a private network?
What is cryptocurrency?
What are blocks in a blockchain ecosystem?