Bitcoin quiz

Bitcoin EN

1 / 10

Which currency has higher ecological impacts in total (production/mining and transactions)?

Dollar cash.

Czech crown.

Euro cash.

BTC.

2 / 10

How often is a new BTC block mined?

Other options are incorrect.

More than 500× per day.

24× per day.

Less than 100× per day.

2× per day.

3 / 10

What's the average BTC block size?

Around 140 MB.

Around 35 MB.

Around 2.5 MB.

Around 1.5 MB.

Around 14 MB.

4 / 10

How many bitcoins will there ever be in total?

Around 11 millions.

Around 21 millions.

Around 51 millions.

Around 1 billion.

Around 35 millions.

5 / 10

What was the first thing that someone bought for bitcoins?

Some tropical rainforest plant.

Dollar cash.

A cactus.

Some Italian food.

Other cryptocurrency.

6 / 10

How old is Satoshi Nakamoto?

It is not publicly known.

Around 65.

Around 30.

Around 50.

7 / 10

When did the first real BTC transaction happen?

2010.

2009.

Other options are incorrect.

2020.

2012.

8 / 10

How many transactions can Bitcoin blockchain process daily?

Around 12.000.000.

Around 1.000.000.

Around 120.000.

Around 700.000.

Around 140.000.000.

9 / 10

Which environmental statement is true?

Dollar cash has lower ecological impacts than BTC in terms of total number of transaction.

Dollar cash has lower ecological impacts than BTC in terms of total value of transactions.

Euro cash has lower ecological impacts than BTC in terms of capitalisation.

BTC has higher ecological impacts than USD cash in terms of capitalisation.

10 / 10

Bitcoin can be divided into some "smaller coins". How do we call them?

Litecoins.

Cents.

Lightning.

Bitcoin Cash.

Satoshis.

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Bitcoin EN quiz