Crowdly

Which of the following cryptocurrencies is the top (most well-known) in the world?

BNB

Ethereum

Tether

Bitcoin

Which of the following countries has the highest energy consumption related to cryptocurrency mining operations?

China

Japan

Poland

India

The bitcoin network was started by:

Satoshi Nakamote

Satoshi Nakamota

Satoshi Nakamoti

Satoshi Nakamoto

Which of the following elements of a smart contract is/are translated into code and published on blockchain?

i only

i, iii and iv only

i and iii only

All options are correct

The feature(s) of blockchain is/are:

i. shared

ii. unchangeable

iii. centralized

ii only

i and ii

i only

All options are correct

Blockchain is a:

distributed public ledger.

distributed private ledger.

clustered public ledger.

clustered private ledger.

What is the main advantage of decentralization in blockchain?

Reducing security risks

Relying on multiple computers

Balancing load within a network

Verifying all records

Which of the following tasks is NOT the responsibility of a bitcoin miner?

Keeping transaction records in blockchain

Making sure of all valid transactions

Getting rewards with new bitcoins for each block with a valid signature

Publishing all verified valid transactions packed in a block to the public

The concept of Blockchain can be applied to:

Supply Chain Management

Fintech

Smart Contract

All are possible applications