21. Which of the following is first distributed blockchain implementation?
22. Who created Bitcoin?
MCQ Multiple Choice Questions and Answers on Blockchain
Blockchain Trivia Questions and Answers PDF
Blockchain Question and Answer
USA - United States of America Canada United Kingdom Australia New Zealand South America Brazil Portugal Netherland South Africa Ethiopia Zambia Singapore Malaysia India China UAE - Saudi Arabia Qatar Oman Kuwait Bahrain Dubai Israil England Scotland Norway Ireland Denmark France Spain Poland and many more....