Blockchain Exam CBDE Topic 4 Question 18 Discussion

Actual exam question for Blockchain's CBDE exam

Question #: 18
Topic #: 4

In order to implement an ERC20 token contract, you'd need at least to implement the following functions and events in order to fulfill the interface requirements:

AtotalSupply(), balanceOf(address), allowance(address,address), transfer(address,uint256), approve(address,uint256), transferFrom(address,address,uint256). Events: Transfer(address,address,uint256), Approval(address,address,uint256)

Bname(), symbol(), totalSupply(), balanceOf(address), ownerOf(uint26),approve(address,uint256), takeOwnership(uint256),transfer(address,uint256),Events: Transfer(address,address,uint256), Approval(address,address,uint256)

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Suggested Answer: A

by Martina at May 09, 2022, 03:45 AM

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