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Exam



Question 1

Which year did Nick Szabo invent Smart Contracts?







Question 2

When was the Bitcoin White Paper released?







Question 3

Which year were the Ethereum Yellow Paper and the Tezos White Paper released?







Question 4

How many bitcoins will ever be issued (in millions)?







Question 5

How many dollars were fundraised for The DAO (in millions)?







Question 6

How many dollars were stolen from "The DAO Hack" (in millions)?







Question 7

Which type of consensus is used in Bitcoin?








Question 8

Which type of consensus was used at Ethereum's launch?








Question 9

Which type of consensus is used in Tezos?







Question 10

A Bitcoin miner validates a block when:





Question 11

On average, a new Bitcoin block is added every:






Question 12

Bitcoin's Difficulty is calculated every:







Question 13

If two miners find a valid block, the situation is resolved with the next block to be mined creating:





Question 14

At Bitcoin's launch, the reward for a block was:







Question 15

The Bitcoin's "Halving" happens every:








Question 16

In 2021, the block reward was: