Free BLOCKCHAINF Practice Test Questions and Answers (2026)

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Q: 1
In 2009, Bitcoin was created by_________.
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Q: 2
Once a record is stored on the Blockchain ____________.
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Q: 3
Why is Hyperledger a good business solution over other Blockchains?
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Q: 4
What does a Merkle tree provide?
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Q: 5
Which of the following statements sums up the Proof of Work consensus process?
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Q: 6
If a node on the network were to lose a copy of the ledger, the ledger is not lost. The large number of other nodes have a copy and won’t lose track. This is known as___________.
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Q: 7
What is the focus or primary goal of a private Blockchain? Select all that apply.
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Q: 8
In a private business Blockchain, transactions are endorsed by______________.
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Q: 9
Blockchain is always decentralized.
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Q: 10
Blockchain is always a better alternative to a standard database.
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Q: 11
Once a record has been added to a Blockchain it can be altered.
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Q: 12
Blockchain has more built-in security than a standard database.
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Q: 13
A distributed network is always decentralized.
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Q: 14
Blockchain is always distributed.
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Q: 15
Blockchain 3.0 combined with the internet 3.0 will dramatically increase Blockchain use?
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