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 }

Name the two types of records that are present in the blockchain database?

What is dao recordset?

What is a ledger? Is Blockchain an incorruptible ledger?

What is 51% attack?

What is dao used for?

Explain a proof of stake in a simple way?

What type of records can be kept in a blockchain?

Define the security of block in blockchain?

Why does it cost money to invoke a method on a smart contract?

What are blockchain durability and robustness?

How can blocks be identified?

Can you list some of the popular consensus algorithms?

What is a block in blockchain?

A distributed digital ledger is used for recording transaction in blockchain. What does the system rely on?

Is dao a design pattern?

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