Grade 12, Unit 12.1, Electronic Currency

computers, wallets

banks, ATMs

central banks, gadgets

using coins, wallets

coins, banking

Credit

Cash

To store and transmit information securely

To make transactions faster

To eliminate the need for intermediaries in financial transactions

All of the above

In a central database

In a decentralized network of nodes

In a cloud-based storage system

None of the above

A single unit of data that is stored on a chain

A physical object that represents a transaction

A code that is used to encrypt data

None of the above

A fee paid by the user for processing a transaction

A fee paid by the miner for using the network

A cryptocurrency reward given to the miner for validating a block

None of the above