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Tokens & NFTs on NEAR

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Tokens & NFTs on NEAR

Overview

01Fungible Tokens (NEP-141)
02NEP-171 NFT Minting
03Marketplace Basics

Quiz

Tokens & NFTs on NEAR · 5 questions

Tokens & NFTs on NEAR quiz

Answer every question, then score the quiz. The result is saved in this browser.

1. What must an account usually do before it can receive a NEP-141 token for the first time?

Publish a blog postCall storage_deposit so the contract can pay for the balance rowHold a diplomaSwitch to mainnet

2. Why does ft_transfer require 1 yoctoNEAR attached?

It is a bugSo a leaked function-call key cannot drain tokens; attaching a deposit needs a full-access keyWallets like the number 1Storage costs exactly 1 yoctoNEAR

3. Why does the Retr0 Academy diploma contract reject nft_transfer?

Because of a bugTransfers cost too much gasNEP-171 forbids transfersThe diploma is soulbound: a credential should stay with the account that earned it

4. In an approval-based marketplace sale, when does the seller usually lose ownership of the NFT?

When they tweet the listingWhen the buyer’s successful buy call transfers the token, not merely when they approve the marketplaceThe moment they call nft_approveNever

5. If the NFT transfer in a marketplace buy promise fails, what should the contract do?

Assume the sale succeeded anywayUndo or avoid settling payment in a private callback; receipts are not rolled back automaticallyRefund twiceDelete the NFT contract

Marketplace Basics

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A Web3 developer school on NEAR, built at NEAR HACKATHON. Designed by Sina Jalilian. Progress stays in this browser.

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