Blockchain Developer Test 2

Question 1

What does the acronym IPFS mean?

Accepted Answer

Interplanetary Filing System

Answer

Internal Filing Storage

Answer

Internet Play System

Answer

Internet Protocol for Storage

Question 2

What location do you keep your cryptocurrency?

Accepted Answer

Wallet

Answer

ATM Card

Answer

E-Shopping Cart

Answer

Google Drive

Question 3

A Dash Masternode is what?

Accepted Answer

A node that offers extra network supervision services

Answer

One node that controls the entire network

Answer

Resources are shared by two nodes

Answer

Resources are shared by series of nodes

Question 4

What quality does Blockchain have that makes it tamper-proof?

Accepted Answer

Immutability

Answer

Codes and Pins

Answer

Availability online

Answer

VPN

Question 5

Who has access to a record that is stored on a blockchain?

Accepted Answer

Simultaneously, multiple persons.

Answer

One individual at a time.

Answer

Those who took part in the deal can only access it.

Question 6

Can records on a Blockchain be changed after they have been submitted?

Accepted Answer

No, they cannot be changed.

Answer

Yes, but only within a specific period of time.

Answer

Yes, the parties may return at any moment and change them.

Answer

None of the above.

Question 7

Where can you store your cryptocurrency that is LEAST SAFE?

Accepted Answer

On an exchange

Answer

In a Google Drive

Answer

Inside a safe

Answer

In an external storage

Question 8

When did the person who created bitcoin release a whitepaper outlining the digital currency?

Accepted Answer

2008

Answer

2010

Answer

2012

Answer

2014

Question 9

How many bitcoins are there in total that can be created?

Accepted Answer

21M

Answer

10M

Answer

17M

Answer

23M

Question 10

What is the procedure used to generate fresh bitcoins?

Accepted Answer

Mining

Answer

Coding

Answer

Liquidation

Answer

Refreshing