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Blockchain Interview Questions
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What happens if the execution of a smart contract costs more than the specified gas?

 1

What are the methods that are used in attacking the rsa algorithm?

 1

How does blockchain work?

 1

What is consensus in blockchain?

 1

Why does blockchain technology excite you?

 1

Bitcoin is based on which type of blockchain?

 1

What is the primary benefit of immutability?

 1

What are the properties of blockchain?

 1

Tell me more about rsa algorithm? How secure is this algorithm?

 1

Which of the first distributed blockchain implementation?

 1

A block in the blockchain can never have more than one parent block?

 1

Each block of a blockchain consists of?

 1

How secure is rsa algorithm?

 1

Hash identifying each block in the blockchain is generated using which of the cryptographic algorithm?

 1

What are off-chain transactions?

 1

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Un-Answered Questions { Blockchain }

What is Metamask?

5

Does it have any benefit in blockchain technology?

1

What does gas usage in a transaction depend on?

1

Which cryptographic algorithm is used in blockchain?

1

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

1




Is it possible to modify the data once it is written in a block?

5

Name the common sort of ledgers which will be thought of by users in blockchain?

1

What is a blockchain client?

1

What is a 51% attack and how to prevent it?

1

What is hyperledger?

5

What is a dapp and why is it different than a normal app?

1

How are merkle trees used in blockchains?

1

What is geth’s “fast” sync?

1

What do you mean by blocks within the blockchain technology?

1

What do you mean by blocks in the blockchain technology?

5

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