Blockchain Basics Week 2 Quiz Answer

Blockchain Basics Week 2 Quiz Answer


Blockchain Basics Week 2 Quiz Answer


Week 2
Ethereum Blockchain


Week 2 ---- Quiz 1 Answers


Question 1)

What allows for the execution of code in the Ethereum Blockchain, enhancing the basic value transfer capability of the Bitcoin Blockchain?

  • Solidity
  • Byte-code
  • Smart Contracts
  • Ethereum Virtual Machine Proof-of-Work



Question 2)

Solidity has data, functions or methods with modifiers, along with getter and setter functions. True or False?

  • True
  • False




Week 2 ---- Quiz 2 Answers


Question 1)

How many types of accounts are on Ethereum?

  • 1
  • 3
  • 2
  • 4



Question 2)

The _ can send transactions for ether transfer or they can send transactions to invoke a smart contract code.

  • blocks
  • algorithms
  • block headers
  • accounts (address)




Question 3)

What is the smallest denomination of cryptocurrency on Ethereum?

  • Wei
  • Gas Point
  • Ether
  • Bitcoins




Week 2 ---- Quiz 3 Answers


Question 1)

 _____ hosts the software needed for transaction initiation, validation, mining, block creation, and smart contract execution.

  • EVM
  • External Account
  • Smart Contract
  • Ethereum full node



Question 2)

 _____ receive, verify, gather and execute transactions.

  • Miner nodes
  • Light wallets
  • Smart Contracts
  • Ethereum Virtual Machine



Question 3)

Any changes to the value of a state variable in a smart contract are stored on the blockchain. True or False?

  • True
  • False




Week 2 ---- Quiz 4 Answers


Question 1)

GASLIMIT is the actual amount of gas spent at the completion of the Block creation. True or False?

  • True
  • False



Question 2)

What are miners who solved the puzzle but didn’t win the block creation called?

  • Ommers
  • Sisters
  • Cousins
  • Brothers



Question 3)

____ is paid fees for the creation of a block.


  • Miner of a block
  • actions in the block
  • Receiver of transactions in the block
  • Sender of trans
  • All full nodes







Blockchain Basics Week Coursera Answer





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