Blockchain Developers Interview Questions – Set 2

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This page provides quiz (interview questions) for Blockchain Developers. These are questions, primarily, related with Bitcoin Blockchain. Some of the topics covered are following:

  • Merkle tree
  • Block
  • Mining

Block header consists of metadata related with which of the following?

Correct! Wrong!

Block identifier in a Blockchain, a Hash value, is calculated as a function of which of the following?

Correct! Wrong!

Which of the following data structure is used to summarize all the transactions in a block?

Correct! Wrong!

Which of the following algorithm is used in Bitcoin's merkle tree?

Correct! Wrong!

A transaction is added to a candidate block solely based on fees associated with the transaction?

Correct! Wrong!

Which of the following is considered by miners for adding a transaction to a candidate block?

Correct! Wrong!

Which of the following is considered first by miners when adding a transaction to a candidate block?

Correct! Wrong!

Which of the following is used for first transaction added to the block, that goes into miners' wallet?

Correct! Wrong!

A valid Bitcoin transaction do have expiration time-out.

Correct! Wrong!

If the block is at height 282125, what will be the reward value (in form of number of bitcoins) for the miner for adding a new block?

Correct! Wrong!

Blockchain Developer Interview Questions - Set 2
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