cryptocurrency quiz 10

1. Bitcoin is considered the most established cryptocurrency because its price is very stable.
False
True
2. Blockchain is also highly environmentally efficient.
False
True
3. What is not a ledger type considered by users in Blockchain?
Decentralized Ledger
Distributed Ledger
None
4. What is cold storage?
A place to hang your coat
A private key not connected to the Internet
A private key connected to the Internet
5. What is a genesis block?
The first block of a Blockchain
A famous block that hardcoded a hash of the Book of Genesis onto the blockchain
The first block after each block halving
6. An initial coin offering, or ICO, is:
When QVC sells commemorative coins
Elon Musk's pickup line
A type of fund-raising option for companies
7. Which site run by Ross Ulbricht was closed by the FBI for letting people buy drugs with Bitcoin?
Silk Street
Silk Road
Lace Place
8. How many new Bitcoins are created every day?
3600
2200 Except of leap year
7200
9. How often does Bitcoin ledger reconcile
Every 3 months
Every 3 Minutes
Every 10 Minutes
10. The differences between cryptocurrency and traditional currency include all of the following except:
The value of traditional currency is guaranteed against inflation while that of cryptocurrency is not
Traditional currency is backed by a government while cryptocurrency is not
You can't make it rain with cryptocurrency
11. Blockchain is:
Disruptive record-keeping technology that powers Bitcoin
A chain of computers used to mine for Bitcoin
An old video rental company
12. Cryptographic Hash Function transforms an arbitrary length of a fixed length string that act more or less as a Fingerprint of the document
True
False
13. What is the purpose of a nonce?
Follows nouns
Prevents double spending
A hash function
14. Where is the bitcoin central server located?
Washington DC
Undisclosed Location
None
15. What does the block in the blockchain consist of?
A Hash point
Transaction data
Both