Crypto

What is a continuously growing list of records which are linked and secured using cryptography?

• a chain

• a block

• a blockchain

• a cryptocurrency

_______________ can be any kind of electronic device that maintains copies of the blockchain and keeps the network functioning.

• block

• nodes

• toaken

• chains

Bitcoin’s all-time high was ______________ / BTC.

• $22,984.30

• $19,783.21

• 16,394.56

• $13,098.49

Florida-based programmer Laszlo Hanycez completes the first ever purchase using Bitcoin — two Papa John’s pizzas. Hanycez transferred 10,000 BTC’s, worth about $60 at the time. Today it's worth (approx.) _$______ million

• 80

• 20

• 60

• 160

Which of the following is popularly used for storing bitcoins?

• pocket

• wallet

• box

• stack

What is the name of the famous Bitcoin exchange from Japan that collapsed in 2014?

• Blockchain.info

• Tradehill

• Mt.Gox

• Bitstamp

What does the block in the blockchain consist of?

• Transaction data

• A Hash point

• A Timestamp

• all of these

Where is the bitcoin central server located?

• none of the below

• Washington DC

• Tokyo

• London

All blocks contain a link to the previous block, except for:

• Block number 24601.

• First block

• thethird block

• The second block.

What are the different types of tokens?

• Platform

• privacy

• currency

• all of the above