Smart Contracts & Ethereum Network
Authored by Mohammed Mahdi Dehghan
Computers
University
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
The Ethereum Virtual Machine (EVM) is:
A physical machine in Ethereum data centers
A distributed computing environment that runs smart contracts
A wallet for Ether
A mining hardware unit
2.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
What is a Smart Contract?
A legal contract written on paper
A self-executing program with predefined rules stored on a blockchain
A digital signature used for authentication
A document stored in a decentralized database
3.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Which blockchain is most associated with the popularization of smart contracts?
Bitcoin
Ethereum
Ripple
Litecoin
4.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Ether (ETH) in the Ethereum network is primarily used for:
Playing online games
Paying gas fees and executing transactions
Sending emails
Mining Bitcoin
5.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
In Ethereum, 'Gas' refers to:
Fuel for mining machines
The cost of executing operations on the blockchain
Data storage fees
Network bandwidth usage
6.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
One key feature of a DApp is that it is:
Owned by a single company
Open-source and decentralized
Only accessible via a mobile app
Built only on Ethereum
7.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Gas fees are measured in:
Bitcoins
Gwei
USD
Blocks
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