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Blockchain Interview Questions
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What do you do, and what is your professional background?

 1

What have you liked or what has surprised you about the technology?

 1

What do you know about blockchain? What is the difference between the bitcoin blockchain and ethereum blockchain?

 1

What is a d app?

 1

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

 1

How will blockchain transform industry roles?

 1

What are some ways to interact with a network?

 1

What are the 2 types of records that are present within the blockchain database?

 1

What are the key elements of the blockchain ecosystem? Explain each of them briefly?

 1

What do you understand by the security of a block?

 1

Explain a proof of stake in a simple way?

 1

What is the difference between wei and ether?

 1

Give some examples of dapps?

 1

What type of records blockchain supports?

 1

What error will I get if I put multiple contract definitions into a single solidity file?

 1

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Un-Answered Questions { Blockchain }

How the security of a block is maintained?

5

What is the difference between the distributed database and traditional database?

1

Can you tell me some of the widely used cryptographic algorithms?

1

Is it possible to switch the data once it’s written in an exceeding block?

1

Discuss the role of encryption in blockchain?

1




What is dao used for?

1

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

5

Is it possible in blockchain to remove one or more blocks from the networks?

1

How you will handle the risk management when it comes to securing the transactions records?

5

Which of the first distributed blockchain implementation?

1

How mining in ethereum works?

1

Why would you have a private network?

1

What does gas usage in a transaction depend on?

1

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

5

What is a virtual machine? Explain in detail?

1

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