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Blockchain: The Digital Ledger Quiz

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10 Questions

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Blockchain: The Digital Ledger: a General level Cryptocurrency quiz. Test your knowledge with 10 questions!

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Questions

Question 1

What is a 'block' in a blockchain?

A A banking fee

B A container for data

C A type of software bug

D A physical wall

Question 2

Why is blockchain called 'decentralized'?

A It only works on one computer

B It has no single owner or location

C It is only used by governments

D It is controlled by one bank

Question 3

What happens to data once it is recorded on a blockchain?

A It is nearly impossible to change

B It is hidden from everyone

C It can be easily erased

D It expires after a year

Question 4

Who validates transactions on a public blockchain?

A The government

B A central bank

C Network participants

D A single administrator

Question 5

What does a 'node' do in a blockchain network?

A Stores a copy of the ledger

B Prints money

C Steals user data

D Charges monthly fees

📋 This quiz has 10 questions in total.