Remember: Digital coins are numbers in a notebook many keep together, and they carry real risks.
Questions
1
Which one is true about the shared notebook of coins?
🔄A lost key can be reset by asking the keeper🤝Nobody promises that you get your coins back↩️A payment can always be taken back for free
2
Which one is true about the shared notebook of coins?
🕳️A lost key can lock coins for good↩️A payment can always be taken back for free🛡️Digital coins are guaranteed to be safe
3
Which one is not true about the shared notebook of coins?
📣A payment is told to everyone, who write it down🛡️Digital coins are guaranteed to be safe🗳️When most copies agree, the odd one out is ignored
4
Which one is true about the shared notebook of coins?
🗳️When most copies agree, the odd one out is ignored↩️A payment can always be taken back for free🧑One keeper decides who owns what
5
Which one is true about the shared notebook of coins?
🛡️Digital coins are guaranteed to be safe🧮If Cy writes sixty in his own copy, Cy owns sixty🗳️When most copies agree, the odd one out is ignored
6
Which one is not true about the shared notebook of coins?
📈The value of a digital coin can swing a lot📚Many people keep copies of the same notebook♾️The value of a digital coin never changes
7
Which one is not true about the shared notebook of coins?
🔑Spending needs a secret key only the owner holds🤝Nobody promises that you get your coins back🔄A lost key can be reset by asking the keeper
8
Which one is true about the shared notebook of coins?
♾️The value of a digital coin never changes🔑Spending needs a secret key only the owner holds↩️A payment can always be taken back for free
9
📈Is it false? The value of a digital coin can swing a lot.
TrueFalse
10
Which one is true about the shared notebook of coins?
🔄A lost key can be reset by asking the keeper📈The value of a digital coin can swing a lot↩️A payment can always be taken back for free
11
Which one is not true about the shared notebook of coins?
🧑One keeper decides who owns what🤝Nobody promises that you get your coins back📣A payment is told to everyone, who write it down
12
🗳️Is it false? When most copies agree, the odd one out is ignored.
TrueFalse
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Answer key · Set C
What is crypto?
1Nobody promises that you get your coins back
2A lost key can lock coins for good
3Digital coins are guaranteed to be safe
4When most copies agree, the odd one out is ignored
5When most copies agree, the odd one out is ignored
6The value of a digital coin never changes
7A lost key can be reset by asking the keeper
8Spending needs a secret key only the owner holds
9False
10The value of a digital coin can swing a lot
11One keeper decides who owns what
12False
Mark each answer, count the right ones and write the score on the sheet.