Blockchain-UX-Designer Set 1

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Free Online Best Blockchain-UX-Designer MCQ Questions for improve your basic knowledge of Blockchain-UX-Designer. This Blockchain-UX-Designer set 1 test that contains 25 Multiple Choice Questions with 4 options. You have to select the right answer to a question.

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Question 1

What is a ledger?

A	ledger is typically a database or a record book
B	ledger works on the principle of ECCDLP
C	ledger provides equivalent security for a much lesser key size which makes ECC faster and more secure
D	ledger is a cryptocurrency

Question 2

What is distributed denial-of-service ?

A	Distributed denial-of-service attack happens when multiple systems are attacking a target’s system resource/bandwidth.
B	Distributed denial-of-service is the first and most popular mechanism used by bitcoin and Ethereum, which are the most popular cryptocurrencies at the time of writing
C	Distributed denial-of-service is a slang term coined in association with cryptocurrency to describe holding cryptocurrency disregarding price fluctuation.
D	Distributed denial-of-service provides a similar hashing block scheme to bitcoin’s PoW, but it limits the number of peers

Question 3

Which of the following is asymmetric encryption Algorithm?

A	Blowfish
B	Twofish
C	RSA
D	Triple DEA

Question 4

List of some popular cryptocurrency coins that use PoS---

A	Dash
B	NEO
C	LSK
D	All of the Above

Question 5

What is Blockchain ?

A	Blockchain is used to verify the transaction in the quickest time and less space complexity
B	Blockchain is a cryptocurrency
C	Blockchain is a record book
D	Blockchain is a technology behind cryptocurrency and just one case of technology

Question 6

What is Proof of Work?

A	POW is the first and most popular mechanism used by bitcoin and Ethereum, which are the most popular cryptocurrencies at the time of writing
B	POW attack happens when multiple systems are attacking a target’s system resource/bandwidth.
C	POW provides a similar hashing block scheme to bitcoin’s PoW, but it limits the number of peers
D	POW is a slang term coined in association with cryptocurrency to describe holding cryptocurrency disregarding price fluctuation.

Question 7

Asymmetric encryption uses___

A	Public keys only
B	Private keys only
C	Public and Private keys
D	Proof of Stake

Question 8

What is the core requirement(s) for a business BlockChain?

A	Shared ledger, smart contract, privacy, and trust
B	Optimized cryptographic mining
C	A new cryptocurrency
D	Technical services, business services, and solution

Question 9

What makes a good Block Chain use case?

A	All of these
B	An identifiable business network
C	A business problem to be solved
D	The need for trust

Question 10

Which of these facts about a ledger is NOT CORRECT?

A	A ledger is used purely for the reporting of cash
B	A ledger consists of transactions, often governed by contracts
C	A ledger is a system of record
D	A ledger describes the inputs and outputs of a business.

Question 11

What is a private key?

A	A key on your key chain
B	A key given to the public
C	A key NOT to be given to the public
D	A key that opens a secret door

Question 12

What are the different types of Blockchains?

A	2
B	3
C	4
D	5

Question 13

What is Proof of Stake?

A	Proof of Stake provides a similar hashing block scheme to bitcoin’s PoW, but it limits the number of peers
B	Proof of Stake is a slang term coined in association with cryptocurrency to describe holding cryptocurrency disregarding price fluctuation.
C	Proof of Stake is the first and most popular mechanism used by bitcoin and Ethereum, which are the most popular cryptocurrencies at the time of writing
D	Proof of Stake attack happens when multiple systems are attacking a target’s system resource/bandwidth.

Question 14

What is HODL?

A	HODL is a slang term coined in association with cryptocurrency to describe holding cryptocurrency disregarding price fluctuation.
B	HODLprovides a similar hashing block scheme to bitcoin’s PoW, but it limits the number of peers
C	HODL attack happens when multiple systems are attacking a target’s system resource/bandwidth.
D	HODL is the first and most popular mechanism used by bitcoin and Ethereum, which are the most popular cryptocurrencies at the time of writing

Question 15

What is Cold storage?

A	Cold storage is a place to hang your coat
B	Cold storage is a private key not connected to internet
C	Cold storage is a private key connected to internet
D	Cold storage is a desktop Wallet

Question 16

What is Cryptocurrency?

A	Cryptocurrency is a process of converting your message into code so that only authorized parties can access it.
B	Cryptocurrency is reversing the encryption process so that the message can be converted to the original message
C	Cryptocurrency is using the techniques of encryption and decryption to send and receive messages.
D	Cryptocurrency is a digital asset designed so that electronic cash is able to be exchanged using strong cryptography

Question 17

What is a Merkle Tree?

A	is used to verify the transaction in the quickest time and less space complexity
B	is a cryptocurrency
C	is a record book
D	is a technology behind cryptocurrency and just one case of technology

Question 18

What does P2P stands for?

A	Password to Password
B	Peer to Peer
C	product to product
D	Private Key to Public Key

Question 19

Define BlockChain in the simplest words.

A	BlockChain is a distributed ledger, which has a shared database based on consensus algorithm
B	BlockChain is a ledger describes the inputs and outputs of a business.
C	BlockChain is a typically a database or a record book
D	BlockChain is a Technical services, business services, and solution

Question 20

What is the process of creating new bitcoins popularly known as?

A	Finding
B	Panning
C	Sourcing
D	Mining

Question 21

What is Encryption?

A	Encryption is a process of converting your message into code so that only authorized parties can access it.
B	Encryption is reversing the encryption process so that the message can be converted to the original message
C	Encryption is using the techniques of encryption and decryption to send and receive messages.
D	Encryption is using cryptography the same way as the earlier SSL or video example but specifically to fit the needs of a digital asset.

Question 22

Cryptocurrency wallet used to____

A	stores one or multiple public key and private key combinations and is used to receive or spend cryptocurrency
B	verify and add transactions to the blockchain digital ledger.
C	distributed ledger, which has a shared database based on consensus algorithm
D	All of these

Question 23

What is Decryption?

A	Decryption is a process of converting your message into code so that only authorized parties can access it.
B	Decryption is reversing the encryption process so that the message can be converted to the original message
C	Decryption is using the techniques of encryption and decryption to send and receive messages.
D	Decryption is using cryptography the same way as the earlier SSL or video example but specifically to fit the needs of a digital asset.

Question 24

What is Cryptography?

A	Cryptography is a process of converting your message into code so that only authorized parties can access it.
B	Cryptography is reversing the encryption process so that the message can be converted to the original message
C	Cryptography is using the techniques of encryption and decryption to send and receive messages.
D	Cryptography is using cryptography the same way as the earlier SSL or video example but specifically to fit the needs of a digital asset.

Question 25

What powers the Ethereum Virtual Machine?

A	Gas
B	Ether
C	Bitcoin
D	Block Rewards

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