Share Cryptocurrencies
Save to Folder
What are cryptocurrencies?
Metal coins
Virtual currencies
Paper money
What do cryptocurrencies use to ensure transactions?
Cryptography
Passwords
Secret codes
Why are cryptocurrency transactions called decentralized?
They are not controlled by any government
They use cash payments
They are controlled by banks
What is the name of the network that validates cryptocurrency transactions?
Internet banking
Digital wallet
Blockchain
What is blockchain similar to?
A bank vault
A diary
An accounting ledger
What happens when a cryptocurrency transaction is made?
It is sent directly to a bank
It is broken into blocks and encrypted
It disappears
Who validates cryptocurrency transactions?
The government
Banks
Users in the blockchain
What are the small pieces of a cryptocurrency transaction called?
Chains
Coins
Blocks
What must users do to complete a transaction?
Call customer support
Solve cryptographic equations
Sign a contract
Who receives a reward when transactions are validated?
The bank
The miners
The government
What do miners receive as a reward?
Free internet
A small part of the transacted value
A certificate
How long does a cryptocurrency transaction take?
A few hours
Several days
A matter of seconds
Why is blockchain considered “cooler” than a regular ledger?
It is made of paper
It works offline
It is virtual and secure
What is Bitcoin?
A cryptocurrency
A stock
A bank
What makes Bitcoin special?
It was the first cryptocurrency
It is controlled by the government
It has no value
How does Bitcoin affect other cryptocurrencies?
It has no effect on them
Its value influences them
It replaces them
