Payments & fintechHardStaff

An auditor finds that a few customer wallet balances do not equal the sum of their ledger entries. How would you investigate, and how should a ledger be designed so this is prevented and caught early?

Asked at

Goldman SachsPaytmPhonePe

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Answer out loud as you would in the room — clarify, give numbers, name the trade-off — then compare with the model answer.

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