Crypto News & ICO Reviews
Grab a pen and paper to write down the number of the question and your answer. Change the size of the window so that only the questions (and not the answers) are visible.
1) True or false: You can configure Bitcoin Core to reduce the size of the blockchain by discarding old blocks.
2) True or false: By default, Bitcoin Core builds a database of all transactions.
3) True or false: Once a transaction is created, the transaction ID cannot change.
4) True or false: Encryption is a significant part of Bitcoin.
5) A digital signature is also called a __ .
6) True or false: All bitcoin addresses represent public keys.
7) True or false: The private key can be derived from the public key.
8) Bitcoin keys use __ cryptography.
9) True or false: A bitcoin address is often a hash of a public key.
10) Bitcoin private keys use __ bits of entropy.
11) Bitcoin uses the __ cryptographic standard.
12) Most bitcoin implementations make use of the __ cryptography library.
13) The public key hash is obtained through a combination of the algorithms SHA256 and __ .
14) Bitcoin addresses are encoded in __ .
15) True or false: The encoding format often used in bitcoin has a built-in error checking code.
16) Private keys are often encoded in __ when transferring between wallets.
17) True or false: The y coordinate of a public key can be derived from the x coordinate.
18) True or false: A single private key can only refer to one bitcoin address.
19) Bitcoin addresses that start with the digit 3 are "P2SH" addresses which stands for __ .
20) The most common application of P2SH is __ addresses.
E.C.1) True or false: Bitcoin fees are claimed in the coinbase transaction along with newly generated bitcoins.
E.C.2) An addresses containing a specific pattern is called a __ address.
Answer Key (DO NOT READ UNTIL FINISHED!)
8) Elliptic curve
16) Wallet Import Format
19) Pay-to-script hash
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