BLOCKCHAIN BEYOND THE BASICS
FINAL EXAM(RATED A+)
blockchain technology is powerful because it is completely secure - ANSWERFALSE
Why is citizen identity management technology moving slowly in most countries? -
ANSWERculture, regulation, cost
What is true about SHA-256? - ANSWERIt stands for Secure Hash Algorithm and is
256-bits.
What is true about PKI? - ANSWERA private key is never used by anyone else but
you.
What are limitations of blockchain technology? - ANSWERperformance, transaction
speed, lack of standards.
What are some qualities of a blockchain database? - ANSWERit is distributed,
eliminated central authorities, uses encryption.
Blockchain is to bitcoin as the internet is to - ANSWERFTP
How might blockchain technology impact energy providers? - ANSWEReveryone
may have the potential to earn income from providing energy.
Which statement regarding Ethereum is correct? - ANSWERDapps can be created
with or without Ether.
Which is true about Ripple? - ANSWERIt uses a trustless model to ensure a future
settlement.
Do altchains only support altcoins? - ANSWERNo, they can support bitcoins too.
Which financial stakeholder benefits from distributed ledger technology? -
ANSWERmortgage holders, mortgage companies, and commercial stock traders.
Why is proof of work required for bitcoin? - ANSWERThe rigor of the process
ensures greater transaction integrity.
What does "trustless" mean? - ANSWERThe system does not rely on trust.
What is true about ledgers? - ANSWEREvery distributed ledger participant has a full
version of the database with most attributes in clear text.
FINAL EXAM(RATED A+)
blockchain technology is powerful because it is completely secure - ANSWERFALSE
Why is citizen identity management technology moving slowly in most countries? -
ANSWERculture, regulation, cost
What is true about SHA-256? - ANSWERIt stands for Secure Hash Algorithm and is
256-bits.
What is true about PKI? - ANSWERA private key is never used by anyone else but
you.
What are limitations of blockchain technology? - ANSWERperformance, transaction
speed, lack of standards.
What are some qualities of a blockchain database? - ANSWERit is distributed,
eliminated central authorities, uses encryption.
Blockchain is to bitcoin as the internet is to - ANSWERFTP
How might blockchain technology impact energy providers? - ANSWEReveryone
may have the potential to earn income from providing energy.
Which statement regarding Ethereum is correct? - ANSWERDapps can be created
with or without Ether.
Which is true about Ripple? - ANSWERIt uses a trustless model to ensure a future
settlement.
Do altchains only support altcoins? - ANSWERNo, they can support bitcoins too.
Which financial stakeholder benefits from distributed ledger technology? -
ANSWERmortgage holders, mortgage companies, and commercial stock traders.
Why is proof of work required for bitcoin? - ANSWERThe rigor of the process
ensures greater transaction integrity.
What does "trustless" mean? - ANSWERThe system does not rely on trust.
What is true about ledgers? - ANSWEREvery distributed ledger participant has a full
version of the database with most attributes in clear text.
