Solana and wallet security: quiz

6 questions. Score 70% or more to pass. Not ready? Study the course first.

A support agent asks for your seed phrase to fix a stuck swap. What do you do? Share it privately Share half of it Refuse; it is a scam Share it if they show ID

If you hold your own seed phrase and no exchange can freeze or move your funds, what kind of custody do you have? Self-custody Custodial Shared custody Delegated custody

You keep your SOL on a centralized exchange instead of a personal wallet. What best describes this arrangement? Custodial holding, where the exchange controls the private keys Self-custody, since you can log in anytime A trustless setup with no counterparty risk The same as holding a hardware wallet

A dApp asks you to approve unlimited spending of a token before a swap. What is the safest response? Approve only the exact amount needed for the transaction Always approve unlimited amounts to save time on future swaps Ignore the prompt and sign blindly Approve unlimited spending only if the dApp looks popular

Before signing a transaction in your wallet, simulation shows it will transfer far more tokens than expected. What should you do? Reject the transaction and investigate before signing anything Sign it anyway since simulations are often wrong Approve it because the dApp must know best Increase your gas fee and sign quickly

Why is a wallet approval sometimes riskier than a one-time transfer? An approval can grant ongoing permission for a contract to move your tokens until revoked Approvals always cost more in gas fees Approvals are only valid for one hour Approvals never appear in a wallet's transaction history