Quiz: The Blockchain, Ethereum, and Smart Contracts

Test your knowledge on what we’ve learned so far about blockchains and Ethereum.

1

(Select all that apply.) Which statement about a blockchain correct?

A)

It’s a distributed database or ledger that stores a record of every transaction.

B)

It serves as a database for storing information on electronic transactions.

C)

The most common is Ethereum.

D)

The cryptographic hash used to store data on a blockchain is mutable.

Question 1 of 50 attempted

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