Question 1

Once a record is stored on the Blockchain ____________.

Options :

A : the record is moved to a secure server

B : the record is stored on a central node

C : it can be changed by an authorized person

D : the record is permanent

Answer: D

Question 2

An asset is defined as ___________

Options :

A : all records on a database

B : any data on the ledger

C : anything of value requiring accountability of ownership

D : any record on a private network

Answer: C

Question 3

The cryptocurrency Bitcoin is__________.

Options :

A : another application that runs on a Blockchain

B : the same as all other cryptocurrencies

C : replacing bartering in many parts of the world

D : a replacement currency for the U.S. dolla

Answer: A

Question 4

Blockchains work best when they are____________________.

Options :

A : combined with other technologies

B : used for financial applications

C : used alone

D : used as an alternative to a database

Answer: B

Question 5

Once a record has been added to a Blockchain it can be altered.

Options :

A : True

B : False

Answer: B

Free BLOCKCHAINF Mock Exam – Practice Online Confidently