Blockchain Go Developer set 2

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Free Online Best Blockchain MCQ Questions for improve your basic knowledge of Blockchain Go Developer. This Blockchain Go Developer set 2 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 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 2

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 3

List of some popular cryptocurrency coins that use PoS____

A	Dash
B	NEO
C	LSK
D	All of the Above

Question 4

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 5

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 6

______was first cryptocurrency to come in to market?

A	Bitcoin
B	Nonce
C	Merkle root
D	Hash

Question 7

What are the properties of Blockchain

A	1
B	2
C	3
D	4

Question 8

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 9

______introduced Bitcoin.

A	Santoshi Nakamoto
B	Samsung
C	China
D	John Mcafee

Question 10

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 11

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	to distributed ledger, which has a shared database based on consensus algorithm
D	All of these

Question 12

Name some details that are sent to the block of bitcoin?

A	Merkle root
B	Hash
C	Nonce
D	All of these

Question 13

What does P2P stands for?

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

Question 14

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 15

What is cold storage?

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

Question 16

What is Bitcoin improvement proposal (BIP)?

A	BIP is a document for introducing features or information to bitcoin.
B	BIP is an SHA256 hash of the previous block’s header. This ensures integrity because changing one previous block will require changing each previous block.
C	BIP is a binary tree that holds all the hashed pairs of the tree
D	BIP is an arbitrary number that miners change to modify the header hash in order to produce a hash that is less than or equal to the target threshold

Question 17

What makes a good Block Chain use case?

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

Question 18

What is Token?

A	Token can be created anywhere in the world and delivered via Ethereum, EOS, or another capable blockchain platform.
B	Token is an unregulated censorship resistant shadow currency
C	Token is a private network
D	Token is an another name for BlockChain

Question 19

Which of the following is popularly used for storing bitcoins?

A	Box
B	Stack
C	Wallet
D	Pocket

Question 20

What is Hash rate?

A	Hash rate is a binary tree that holds all the hashed pairs of the tree
B	Hash rate is the number of calculations in a second that your computer can perform trying to solve the mathematical puzzle
C	Hash rate is a document for introducing features or information to bitcoin.
D	Hash rate is an arbitrary number that miners change to modify the header hash in order to produce a hash that is less than or equal to the target threshold

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

What is Bitcoin?

A	Bitcoin is a technology that underpins Hyperledger Fabric
B	Bitcoin is a another name for BlockChain
C	Bitcoin is a an unregulated censorship resistant shadow currency
D	Bitcoin is a private network

Question 23

What is Decryption?

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

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

Which of the following is asymmetric encryption Algorithm?

A	Blowfish
B	Twofish
C	RSA
D	Triple DEA

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Blockchain Go Developer set 2

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