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Cryptocurrency Basics

Cryptocurrency

Test your general knowledge about the fundamental facts, history, and technology of cryptocurrencies.

crypto bitcoin blockchain finance
5 Questions Easy Ages 5+ Nov 10, 2026

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About this Study Set

This study set covers Cryptocurrency through 5 practice questions. Test your general knowledge about the fundamental facts, history, and technology of cryptocurrencies. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 5 questions from the Cryptocurrency Basics study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which cryptocurrency was the very first to be created and released in 2009?
  • A Ethereum
  • B Bitcoin
  • C Dogecoin
  • D Ripple
2 What pseudonym was used by the unknown creator or creators of Bitcoin?
  • A Vitalik Buterin
  • B Satoshi Nakamoto
  • C Charles Hoskinson
  • D Linus Torvalds
3 What is the main underlying technology that acts as a public, decentralized ledger for cryptocurrencies?
  • A Blockchain
  • B Quantum Computing
  • C Relational Database
  • D Virtual Reality
4 What is the maximum total number of Bitcoins that will ever exist?
  • A 10 million
  • B 21 million
  • C 50 million
  • D 100 million
5 In 2010, what physical item was famously purchased for 10,000 Bitcoins in the first commercial Bitcoin transaction?
  • A Two pizzas
  • B A house
  • C A smartphone
  • D A bicycle
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