BTA Certified Blockchain Developer - Hyperledger Fabric
BTA Certified Blockchain Solution Architect
BTA Certified Blockchain Developer - Ethereum
BTA Certified Blockchain Security Professional
Which of the following are practical use cases for Blockchain?
Voting
A video sharing website
Medical records
Identity management
All of the above
References:
How are blocks chained together?
By sharing the same transaction details
Information of the previous block is embedded into the current block through hashing
Information of the current block is embedded into the genesis block
With a physical chain
Blockchains are being implemented in the food supply chain because_____________.
consumers demand to know where their food comes from
it allows farm to table accountability for safety
they have the potential to provide fast, specific supplier data
it prevents food waste if a food contamination problem occurs