Blockchain

Blockchain:
happens when your motorcycle chain gets blocked
is a type of digital ledger that stores blocks of data
is the same as cryptocurrency
Mining process
implies a lot of physical work
implies no physical work
makes you do exercise
A blockchain is:
interconnected
disconnected
a theoretically limitless number of blocks
Being decentralized:
means that there needs to be a single controlling authority
means that there does not need to be a single controlling authority
means that it is not automatic
each block also includes a:
limited number of nodes
timestamp
blockchain
Blockchain offers:
uncertainty to users
ability to allow users access to secure transactions
automatic deletion of all transactions
What´s the percentage of active nodes that have to sign off on the logical legitimacy of the new block
41%
50%
55%
51%
Although blockchain technology is virtually tamper-proof,
it can be difficult to crack
this security protocol makes it impenetrable
it´s 100% secure
there´s a way to crack blockchain’s security
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