Q.1
What is a node?
  • A type of cryptocurrency
  • A Blockchain
  • A computer on a Blockchain network
  • An exchange
Q.2
What is a miner
  • A type of blockchain
  • An algorithm that predicts the next part of the chain
  • A person doing calculations to verify a transaction
  • Computers that validate and process blockchain transactions
Q.3
Who is a miner
  • A type of blockchain
  • An algorithm that predicts the next part of the chain
  • Computers that validate and process blockchain transactions
  • A person doing calculations to verify a transaction
Q.4
Where do you store your cryptocurrency?
  • Bank account
  • Exchange
  • Wallet
  • In your pocket
Q.5
What is immutability?
  • Running without the concept of “human trust”
  • The majority of the nodes need to come to a consensus
  • Data in a block in a blockchain cannot be tampered with
  • Peer to peer digital ledger of transactions
Q.6
What does PStand for?
  • Password to Protect
  • Protection to Product
  • Peer to Peer
  • Private Key to Public Key
Q.7
What are smart contracts?
  • define the rules and penalties around a specific agreement
  • define the procedure of using wallet
  • define the standard operational procedures
  • None of these
Q.8
What is a genesis block?
  • The first block of a Blockchain
  • A famous block that hard coded a hash of the Book of Genesis onto the blockchain
  • The first block after each block halving
  • The 2nd transaction of a Blockchain
Q.9
Asymmetric encryption uses
  • Public Keys only
  • Private Keys only
  • Public and Private Keys
  • Proof of Stake
Q.10
Where can you buy cryptocurrency
  • A private transaction
  • An exchange
  • A Bitcoin ATM
  • All of the above
Q.11
Where is the LEAST SAFE place to keep your cryptocurrency
  • In your pocket
  • On an exchange
  • On a hot wallet
  • At your work desk
Q.12
Maximum number of bitcoins that can be created
  • 100 Million
  • 12 Million
  • 21 Million
  • No Maximum
Q.13
Maximum number of bitcoins that can be created
  • 100 Million
  • 12 Million
  • 21 Million
  • No Maximum
Q.14
How are blockchains linked?
  • IoT
  • Cryptography
  • Cloud
  • VPNs
Q.15
When was blockchain first created?
  • 2008
  • 2000
  • 2011
  • 2003
Q.16
Are blockchain fully public?
  • Yes
  • No
  • It depends
Q.17
Who is the creator of Ethereum?
  • Vitalik Buterin
  • Jihan Wu
  • Satoshi Nakamoto
  • Roger Ver
Q.18
Each block of a Blockchain consists of which of the following?
  • A hash pointer to the previous block
  • Timestamp
  • List of transactions
  • All of the above
Q.19
Each block of a Blockchain consists of which of the following?
  • A hash pointer to the previous block
  • Timestamp
  • List of transactions
  • All of the above
Q.20
Bitcoin was first coined by
  • Satoshi Nakamoto
  • Blockchain
  • Santhosh Samsung
  • China
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