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Blockchain Quiz 2

Total questions: 10

Worksheet time: 2mins

Name
Class
Date
1.

Blockchain is a peer-to-peer ___ distributed ledger technology that makes the records of any digital asset transparent and unchangeable

a)

Centralised

b)

Decentralised

c)

Common

d)

Popular

2.

Blockchain networks are much ___ and deal with no real single point of failure.

a)

Simpler

b)

Easier to scale

c)

Convenient

d)

Faster

3.

What does P2P stand for?

a)

Party to party

b)

Peer to peer

c)

Product to product

d)

Password to password

4.

Blockchain has ___versions.

a)

1

b)

2

c)

3

d)

4

5.

What does UTXO stand for?

a)

Unspent Trade Offer

b)

Unique Transaction Offer

c)

Unspent Transaction Xeroxed Output

d)

Unspent Transaction Output

6.

What is the genesis block?

a)

Any block created by the founder

b)

The last block created in a blockchain

c)

The first block of blockchain

d)

The first transaction in each block

7.

___ hosts the software needed for transaction initiation, validation, mining, block creation, and smart contract execution in ethereum blockchain.

a)

External account

b)

EVM

c)

Ethereum full node

d)

Smart Contract

8.

___ receive verify, gather and execute transactions.

a)

Miner nodes

b)

Smart Contracts

c)

Light wallets

d)

Ethereum full nodes

9.

What is Blockchain?

a)

A currency

b)

A ledger

c)

Bitcoin

d)

A distributed ledger on a peer-to-peer network

10.

Smart Contract characteristics do not include:

a)

Alterable

b)

Fast and cost effective

c)

A high degree of accuracy

d)

Transparency