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"What is Bitcoin?": HTML5 Crossword |
Across1. To allow value to be split and combined, transactions contain _______ inputs and outputs. (8)
8. Bitcoin: A Peer-to-Peer _________________Cash System (10)
9. What is needed is an electronic payment system based on _____________ proof instead of trust, allowing any two willing parties to transact directly with each other without the need for a trusted third party. (13)
12. We define an electronic _________ as a chain of digital signatures. (4)
13. The cost of ______________ increases transaction costs, limiting the minimum practical transaction size and cutting off the possibility for small casual transactions, and there is a broader cost in the loss of ability to make non-reversible payments for nonreversible services. (9)
14. He can't check the transaction for himself, but by _________ it to a place in the chain, he can see that a network node has accepted it, and blocks added after it further confirm the network has accepted it. (7)
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Down2. A ___________ server works by taking a hash of a block of items to be timestamped and widely publishing the hash, such as in a newspaper or Usenet post. (9)
3. The _______ needs proof that at the time of each transaction, the majority of nodes agreed it was the first received. (5)
4. The ____________ involves scanning for a value that when hashed, such as with SHA-256, the hash begins with a number of zero bits. (11)
5. If the output value of a transaction is less than its input value, the difference is a ________ fee that is added to the incentive value of the block containing the ________. (11)
6. Bitcoin was the first _____________ digital currency. (13)
7. To facilitate reclaiming disk space without breaking the block's hash, transactions are hashed in a ______Tree, with only the root included in the block's hash. (6)
10. The _____can see that someone is sending an amount to someone else, but without information linking the transaction to anyone. (6)
11. If two nodes _______ different versions of the next block simultaneously, some nodes may receive one or the other first. (9)
13. A previous common solution is to introduce a trusted central authority, or ______ , that checks every transaction for double spending. (4)
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ACROSS
1. To allow value to be split and combined, transactions contain _______ inputs and outputs. (8)
8. Bitcoin: A Peer-to-Peer _________________Cash System (10)
9. What is needed is an electronic payment system based on _____________ proof instead of trust, allowing any two willing parties to transact directly with each other without the need for a trusted third party. (13)
12. We define an electronic _________ as a chain of digital signatures. (4)
13. The cost of ______________ increases transaction costs, limiting the minimum practical transaction size and cutting off the possibility for small casual transactions, and there is a broader cost in the loss of ability to make non-reversible payments for nonreversible services. (9)
14. He can't check the transaction for himself, but by _________ it to a place in the chain, he can see that a network node has accepted it, and blocks added after it further confirm the network has accepted it. (7)
DOWN
2. A ___________ server works by taking a hash of a block of items to be timestamped and widely publishing the hash, such as in a newspaper or Usenet post. (9)
3. The _______ needs proof that at the time of each transaction, the majority of nodes agreed it was the first received. (5)
4. The ____________ involves scanning for a value that when hashed, such as with SHA-256, the hash begins with a number of zero bits. (11)
5. If the output value of a transaction is less than its input value, the difference is a ________ fee that is added to the incentive value of the block containing the ________. (11)
6. Bitcoin was the first _____________ digital currency. (13)
7. To facilitate reclaiming disk space without breaking the block's hash, transactions are hashed in a ______Tree, with only the root included in the block's hash. (6)
10. The _____can see that someone is sending an amount to someone else, but without information linking the transaction to anyone. (6)
11. If two nodes _______ different versions of the next block simultaneously, some nodes may receive one or the other first. (9)
13. A previous common solution is to introduce a trusted central authority, or ______ , that checks every transaction for double spending. (4)

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