Blockchain CBBF Exam Practice Test Instant Access

Question 1

What is a node in a Blockchain? Select all that apply.

AA block

BCertificate Authority

CA miner

DA computer running on the Blockchain

Answer : D

Question 2

Blockchain allows for which of the following?

AAnonymous Cryptography

BTrust in central authorities

CA fast and efficient ledger

DA peer to peer ledger without the need of a third party

Answer : D

Question 3

Why is Blockchain important?

AIt allows for a secure, global, and peer to peer record of data

BIt provides anonymity when making transactions

CIt is a free, trusted bank

DIt replaces all ledgers

EAll of the above

Answer : B

Question 4

Smart Contracts DO NOT provide_______________.

AAuthority

BAnonymity

CEfficiency

DAccuracy

Answer : B

Question 5

In its simplest state, a ledger_______________.

Adetermines which node stores the assets

Brecords the transfer of an asset between participants

Cproves ownership on the Blockchain

Dprovides privacy to users on the Blockchain

Answer : B

Question 6

In 2009, Bitcoin was created by_________.

AVitalik Buterin

BSatoshi Nakamoto

CHyperledger Foundation

DA Banking Consortium

Answer : B

Question 7

Transactions per second (TPS) for a Proof-of-Work Blockchain are approximately?

A24K per second

B175K per second

COnly limited to the number of nodes on the network

D7-15 per second

ENone of the above

Answer : D

Blockchain BTA Certified Blockchain Business Foundations CBBF Exam Practice Test