Question 1

What is Ethereum?

Accepted Answer

A)  Another name for Bitcoin 
B)  A platform for creating decentralized applications 
C)  A currency 
D)  Another name for Blockchain 
A)  Another name for Bitcoin 
B)  A platform for creating decentralized applications 
C)  A currency 
D)  Another name for Blockchain

Question 2

Which type of data can be stored on a Blockchain?

Accepted Answer

A)  A financial transaction 
B)  A vote cast in an election 
C)  A personal medical record 
D)  Romeo and Juliet: The entire play 
E)  All of the above 
A)  A financial transaction 
B)  A vote cast in an election 
C)  A personal medical record 
D)  Romeo and Juliet: The entire play 
E)  All of the above

Question 3

What is the focus or primary goal of a private Blockchain? Select all that apply.

Accepted Answer

A)  To provide anonymity in business 
B)  To save money by eliminating intermediaries 
C)  To create a distributed database that allows for CRUD 
D)  To provide transparency and trust for business while remaining secure 
A)  To provide anonymity in business 
B)  To save money by eliminating intermediaries 
C)  To create a distributed database that allows for CRUD 
D)  To provide transparency and trust for business while remaining secure

Question 4

Why is Blockchain important?

Accepted Answer

A)  It allows for a secure, global, and peer to peer record of data 
B)  It provides anonymity when making transactions 
C)  It is a free, trusted bank 
D)  It replaces all ledgers 
E)  All of the above 
A)  It allows for a secure, global, and peer to peer record of data 
B)  It provides anonymity when making transactions 
C)  It is a free, trusted bank 
D)  It replaces all ledgers 
E)  All of the above

Question 5

Blockchain does not provide?

Accepted Answer

A)  Security 
B)  Immutability 
C)  Fault tolerance 
D)  Fact Transaction time 
A)  Security 
B)  Immutability 
C)  Fault tolerance 
D)  Fact Transaction time

Question 6

Transparency allows_____________.

Accepted Answer

A)  a trustless system where users can be certain of a result 
B)  easy iteration through the Blockchain 
C)  Records on the Blockchain to never be changed 
D)  users on the Blockchain to change data on the Blockchain 
A)  a trustless system where users can be certain of a result 
B)  easy iteration through the Blockchain 
C)  Records on the Blockchain to never be changed 
D)  users on the Blockchain to change data on the Blockchain

Question 7

The Corda distributed ledger is designed for _______________.

Accepted Answer

A)  Any business transactions 
B)  International shipping 
C)  The transportation industry 
D)  Financial transactions 
A)  Any business transactions 
B)  International shipping 
C)  The transportation industry 
D)  Financial transactions

Question 8

Once a record is stored on the Blockchain ____________.

Accepted Answer

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 
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

Question 9

How does Blockchain use hashing? Select all that apply.

Accepted Answer

A)  To condense information making it easy to compare large amounts of data. 
B)  To chain together blocks 
C)  To provide anonymity with public key cryptography 
D)  To select which node to use 
E)  All of the above 
A)  To condense information making it easy to compare large amounts of data. 
B)  To chain together blocks 
C)  To provide anonymity with public key cryptography 
D)  To select which node to use 
E)  All of the above

Question 10

Who can read records on a public Blockchain?

Accepted Answer

A)  Everyone on the Blockchain 
B)  No one 
C)  Only the creator 
D)  The users with access permissions 
E)  None of the above 
A)  Everyone on the Blockchain 
B)  No one 
C)  Only the creator 
D)  The users with access permissions 
E)  None of the above

Question 11

Blockchain is always a better alternative to a standard database.

Accepted Answer

A) True 
 B)False

Question 12

One of Blockchain's primary uses of cryptography is___________.

Accepted Answer

A)  keeping the network configuration a secret 
B)  providing a public and private encryption key 
C)  allowing users to communicate with each other anonymously 
D)  keeping the I.P. addresses a secret 
A)  keeping the network configuration a secret 
B)  providing a public and private encryption key 
C)  allowing users to communicate with each other anonymously 
D)  keeping the I.P. addresses a secret

Question 13

Which of the following statements sums up the Proof of Work consensus process?

Accepted Answer

A)  Miners complete to find a nonce results in a hash that starts with a predetermined number of leading zeros. 
B)  Miners put up a stake. A miner is then selected based on stake value to add a new block to the chain. If a miner adds an invalid block to the chain, that miner loses their stake. 
C)  All nodes agree on the data of the transaction. 
D)  Miners send assets to an inactive address. This process selects the next owner of a block. 
A)  Miners complete to find a nonce results in a hash that starts with a predetermined number of leading zeros. 
B)  Miners put up a stake. A miner is then selected based on stake value to add a new block to the chain. If a miner adds an invalid block to the chain, that miner loses their stake. 
C)  All nodes agree on the data of the transaction. 
D)  Miners send assets to an inactive address. This process selects the next owner of a block.

Question 14

Which of these applications would be suited for a private Blockchain?

Accepted Answer

A)  financial transactions 
B)  manufacturing supply chain 
C)  medical records 
D)  food traceability 
E)  All of the above 
A)  financial transactions 
B)  manufacturing supply chain 
C)  medical records 
D)  food traceability 
E)  All of the above

Question 15

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

Accepted Answer

A)  A block 
B)  Certificate Authority 
C)  A miner 
D)  A computer running on the Blockchain 
A)  A block 
B)  Certificate Authority 
C)  A miner 
D)  A computer running on the Blockchain

Question 16

The transaction has contained in a block is the ___________.

Accepted Answer

A)  Metadata used for ID 
B)  Same as the user private key 
C)  Digital fingerprint of the block 
D)  Unique number to show it's a Bitcoin block 
A)  Metadata used for ID 
B)  Same as the user private key 
C)  Digital fingerprint of the block 
D)  Unique number to show it's a Bitcoin block

What is Ethereum?

Which type of data can be stored on a Blockchain?

What is the focus or primary goal of a private Blockchain? Select all that apply.

Why is Blockchain important?

Blockchain does not provide?

Transparency allows_____________.

The Corda distributed ledger is designed for _______________.

Once a record is stored on the Blockchain ____________.

How does Blockchain use hashing? Select all that apply.

Who can read records on a public Blockchain?

Blockchain is always a better alternative to a standard database.

One of Blockchain's primary uses of cryptography is___________.

Which of the following statements sums up the Proof of Work consensus process?

Which of these applications would be suited for a private Blockchain?

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

The transaction has contained in a block is the ___________.

BTA Certified Blockchain Developer - Ethereum

BTA Certified Blockchain Developer - Hyperledger

BTA Certified Blockchain Solution Architect

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Exam 1: Certified Blockchain Business Foundations

What is Ethereum?

Which type of data can be stored on a Blockchain?

What is the focus or primary goal of a private Blockchain? Select all that apply.

Why is Blockchain important?

Blockchain does not provide?

Transparency allows_____________.

The Corda distributed ledger is designed for _______________.

Once a record is stored on the Blockchain ____________.

How does Blockchain use hashing? Select all that apply.

Who can read records on a public Blockchain?

Blockchain is always a better alternative to a standard database.

One of Blockchain's primary uses of cryptography is___________.

Which of the following statements sums up the Proof of Work consensus process?

Which of these applications would be suited for a private Blockchain?

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

The transaction has contained in a block is the ___________.

BTA Certified Blockchain Developer - Ethereum

BTA Certified Blockchain Developer - Hyperledger

BTA Certified Blockchain Solution Architect

Filters