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