Blockchain Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Blockchain Interview Questions

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What is public blockchain? Give examples?

What is Metamask?

Name some popular platforms for developing blockchain applications

Is the Blockchain Different from Banking Ledgers?

What are the core requirements for a Business Blockchain?

How double spending can be stopped in a blockchain?

Why blockchain is trustworthy?

What is private blockchain? Give examples?

What are the different types of Blockchains?

What is double spending?

What is information processing according to you? What are the key challenges that are associated with it?

What type of records can be kept in a blockchain?

What do you know about Blockchain? What is the difference between Bitcoin blockchain and Ethereum blockchain?

How the security of a block is maintained?

What is the difference between Proof-of-Stake(PoS) and Proof-of-Work(PoW)?

Un-Answered Questions { Blockchain }

Can the data stored in a block modified once it is written? If so, why?

What is the difference between blockchain and distributed ledger?

What do you think about the future of blockchain?

What is federated blockchain? Give examples

What type of records can be kept in the blockchain? Is there any restriction on the same?

Which of the asymmetric encryption algorithm?

Can rsa be attacked? If so, how?

What is dapp?

What are the key principles that need to be followed to make blockchain secure?

What makes rsa a secure cryptographic algorithm?

What is the difference between wei and ether?

What do you mean by coinbase transaction?

Explain consortium blockchains?

How mining in ethereum works?

Is blockchain an incorruptible ledger?

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