Certified Blockchain Business Foundations (CBBF) Practice Test

Questions # 21:

Once a record is stored on the Blockchain ____________.

the record is moved to a secure server

the record is stored on a central node

it can be changed by an authorized person

the record is permanent

Questions # 22:

The common safe place to store personal cryptocurrency is_____________.

A digital wallet

in a secure ledger

a bank account

in a secure database

Questions # 23:

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

All of the above

Questions # 24:

One solution to increasing Blockchain Transactions Per Second (TPS) is________.

adding more network nodes

off-chain transactions

using faster microprocessors

fewer regulations

Questions # 25:

Blockchain is the same as Bitcoin.

True

False

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