Which technologies enable blockchains?

  1. Fax machines
  2. Turtle graphics and pie charts
  3. Printers and scanners
  4. Network connectivity, processing power and cryptography
Answer

D) Network connectivity, processing power and cryptography

Peers communicate over a network, compute consensus and secure blocks with cryptography. SLO CS-11-E-01 · Understanding

Computer Science MCQ · More Unit 5: Application of Computer Science MCQs · Practise