QUIZ: What is a Ledger in Blockchain?
Mark if the statements are true or false.
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Question 1 of 5
1. Question
A ledger is a digital/physical log that records transactions.
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Question 2 of 5
2. Question
Traditional finance systems, like banks, use ledgers to track special transactions.
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Question 3 of 5
3. Question
Once data is stored on the blockchain, it cannot be changed.
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Question 4 of 5
4. Question
Transactions are visible to all participants.
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Question 5 of 5
5. Question
Public ledgers in cryptocurrency networks are maintained by crypto-janitors.
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