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

Blockchain Interview Questions

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What are the key components of a blockchain ecosystem?

What is a virtual machine?

Explain the significance of a blind signature and how it is useful?

What is geth’s “fast” sync, and why is it faster?

State difference between proof of stake and proof of work?

What variables are stored in the storage and memory areas respectively?

What is a more in-depth definition of a miner??

How important are merkle trees in blockchains?

Where have you seen the greatest success in how blockchain has impacted the food industry so far? Are there any case study examples you can share?

How is a blockchain ledger different from a standard one?

What are private blockchains?

What is a virtual machine? Explain in detail?

What is a trapdoor function, and why is it needed in blockchain development?

Can you explain the elements of the blockchain ecosystem?

What is the average block size in ethereum?

Un-Answered Questions { Blockchain }

Why is blockchain a trustworthy approach?

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

Can you make a case for what square measure off-chain transactions?

What are the key characteristics of a blockchain?

Why blockchain is a trusted model of the transaction?

How are transactions and blocks encrypted in the bitcoin implementation?

What challenges information leak can impose on an organization?

What do you mean by blocks within the blockchain technology?

What is 51% attack?

Can you name few of the platforms for developing the blockchain applications?

Why we need different consensus mechanisms?

What is the lightning network?

Explain the significance of a blind signature and how it is useful?

What is a cryptocurrency?

Why is Blockchain a trusted approach?

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