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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I have been recently working in the area of Data Science and Machine Learning / Deep Learning. In addition, I am also passionate about various different technologies including programming languages such as Java/JEE, Javascript, Python, R, Julia etc and technologies such as Blockchain, mobile computing, cloud-native technologies, application security, cloud computing platforms, big data etc. I would love to connect with you on Linkedin.
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