Who adds a block to the chain?_

• miner

• Node

• Block Validator

• None

_______is the process of solving complex mathematical equation?

• Hash Matching

• Genesis

• Proof of work

• Proof of stake

Bitcoin and Blockchain mean the same thing

• True

• False

• Maybe

• I don't know

Immutable data means?

• Data can be easily modified.

• Data is Vulnerable.

• Data is difficult is to change

• Data can be erased.

A block also contains hash of the________.

• block before it.

• block after it.

• block above it.

• block below it.

Which among these is a principle of Blockchain?

• Hash system

• Nodes

• Decentralization

• Proof of Stake/Work

Artists get paid what they actually deserve.

• True

• False

• They just want exposure

• I don't know/Maybe.

Is data in Blockchain classified?

• Yes

• No

• What is classified?

• Top secret

The only efficient use of Blockchain is cryptocurrency.Do you agree?

• MAYBE IN CAPS

• No

• yes

• I don't know

What is Node in Blockchain?

• Part of a plant.

• System connected to the Blockchain network.

• Element of a chain.

• Building blocks of block.