Practice Quiz

Bitcoin - Question List

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61. How many times can a Bitcoin address be used?
  1. One.
  2. Two.
  3. Ten.
  4. Unlimited.
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62. How many characters do most Bitcoin addresses have?
  1. 27
  2. 32
  3. 33
  4. 34
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63. What is the probability that the block chain will accept a mistyped Bitcoin address as valid?
  1. One in 540 million.
  2. One in 1.07 billion.
  3. One in 2.14 billion.
  4. One in 4.29 billion.
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64. Which of the following two numbers do all Bitcoin addresses have to begin with?
  1. One or three.
  2. One or five.
  3. Three or five.
  4. One or seven.
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65. Which of the following is the default encryption for digital Bitcoin wallets?
  1. RSA cipher.
  2. Symmetric key.
  3. Hashing encryption.
  4. None of the above.
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