EXIN certification preparation

BLOCKCHAINF Practice Questions

Practice exam-style questions, check your answers, and review explanations and source references where they are available.

Exam
BLOCKCHAINF
Provider
EXIN
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84 questions
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What is a private Blockchain used instead of a public one?
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Which of the following statements sums up the Proof of Work consensus process?
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What do consensus methods achieve?
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Blockchains work best when they are____________________.
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The transaction hash contained in a block is the______________.
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The Blockchain ledger is commonly referred to as___________.
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How does Blockchain use hashing? Select all that apply.
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Blockchain technology uses__________________.
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Once a record has been added to a Blockchain it can be altered.
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Blockchain is always decentralized.
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