Chapter C5

Question 1

An example of a consensus mechanism is

________ of Work.

Answer 1

Proof

Question 2

________ Contracts are codified rules translated into computer code, executed and run on a blockchain.

Answer 2

Smart

Question 3

The ________ mechanism “Proof of Authority” offers the advantage that it conserves resources.

Answer 3

consensus

Question 4

The Blockchain…

Answer 4

is not controlled by one single institution,

consists of a network of equal partners

Question 5

True / False: Blockchain technology strives to promote trust within a network of different participants that do not necessarily trust each other.

Answer 5

True.

Question 6

Consensus mechanisms on the blockchain are…

Answer 6

Proof of Work, Proof of Authority, Proof of Stake

Question 7

True / False: In a blockchain network, a copy of all transaction is stored on all machines.

Answer 7

True.

Question 8

Blockchain-Technology…

Answer 8

supports digital trust within a network of participants, allows pseudonymized transparency,
is tamper-proof

Question 9

True / False: When it comes to blockchain technology, trust occurs, amongst others, due to an unchangeable, immutable transactional record.

Answer 9

True.

Question 10

True / False: Blockchain technology is tamper-proof due to the required consensus and centralized storage of data.

Answer 10

False.

Question 11

True / False: Blockchain technology does not allow for pseudonymized transparency.

Answer 11

False.