You're given a business rule for calculating a discount that depends on the order total, the customer's status and a promo code. How would you design tests for it?
~4 min by voice
How to approach it
This checks whether the candidate knows test design techniques (equivalence classes, boundary values, decision tables) and can apply them systematically to business logic: find gaps in the requirements, check the arithmetic and choose the right level of automation.
The interviewer will ask this question and listen. Think out loud and ask for a hint if you need one. When you're done, pause or tap “That's my answer”. In about a minute, your score and the points you covered show up here.