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Questions and Answers
What is the primary purpose of a smart contract?
What is the primary purpose of a smart contract?
Which programming language is designed for Ethereum smart contracts?
Which programming language is designed for Ethereum smart contracts?
What type of tokens does ERC20 represent?
What type of tokens does ERC20 represent?
Which type of variables are stored in the blockchain permanently?
Which type of variables are stored in the blockchain permanently?
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What is the size of an Ethereum address?
What is the size of an Ethereum address?
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Which type of memory is stored during function execution and is cheaper?
Which type of memory is stored during function execution and is cheaper?
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What type of tokens does ERC721 represent?
What type of tokens does ERC721 represent?
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Which type of variables are cheapest and manipulated by inline assembly?
Which type of variables are cheapest and manipulated by inline assembly?
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What type of value does the 'address' variable represent?
What type of value does the 'address' variable represent?
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What was the first proposed year of smart contracts?
What was the first proposed year of smart contracts?
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What is the visibility of a state variable that can be accessed by the defined / derived contract?
What is the visibility of a state variable that can be accessed by the defined / derived contract?
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Which function visibility allows other contracts to read their values?
Which function visibility allows other contracts to read their values?
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What type of function can not modify states or call other non-view functions?
What type of function can not modify states or call other non-view functions?
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Which special function must be external and payable with no function keyword, arguments, or return values?
Which special function must be external and payable with no function keyword, arguments, or return values?
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What is the ERC standard for Fungible token?
What is the ERC standard for Fungible token?
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What does ERC-721 represent?
What does ERC-721 represent?
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How is 0.5 ETH sent using decimals?
How is 0.5 ETH sent using decimals?
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What does ABI stand for in Ethereum?
What does ABI stand for in Ethereum?
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"mint" and "transferFrom" are part of the implementation of which standard?
"mint" and "transferFrom" are part of the implementation of which standard?
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"Point to a JSON file describing the token attributes (name, description, image…)" is related to which standard?
"Point to a JSON file describing the token attributes (name, description, image…)" is related to which standard?
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