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The Purpose of Blockchain

We've all heard about blockchains. But why were they invented and what do they do? Take this quiz to find out!

The Purpose of Blockchain

We've all heard about blockchains. But why were they invented and what do they do? Take this quiz to find out!

Question:

1

of

X

15

Score:

0

of

Y

What of the following is not a drawback of using centralized ledgers to record large amounts of data?

Information can be changed

Liable to hack due to central point of failure

Well-proven

Centralized third parties can act against the interest of those involved

3

What is a blockchain?

A distributed ledger on a peer-to-peer network

An exchange

A type of cryptocurrency

A node

1

In what year was the first blockchain built?

2007

2008

2009

2010

3

What is a node?

A type of blockchain

A type of cryptocurrency

A computer on a blockchain network

A bank account

3

Which of the following is not a core benefit of blockchains?

Transparency

Exclusive

Decentralization

Immutability

2

Which of these is not one of the factors of the blockchain trilemma (three benefits that cannot all exist at once)?

Security

Scalability

Decentralization

Adaptability

4

Congratulations!

Your Score:

0

out of

0

!