Engineering Tradeoffs — question 4 of 10
Write a real answer. It is graded against the question's rubric, and the mastery movement is computed by the same engine the product uses. Scoring here is deterministic rather than model-written, so this page costs nothing to run and nothing is saved. In a track built from your own posting, the same rubric is graded by the model, which is what produces feedback about your reasoning rather than about coverage.
You just received the first prototype PCBs for a new board. Before you apply power for the first time, walk me through what you check and in what order, and explain why you prioritize those checks the way you do.