A live, retrieval-first version of the three-day interview workbooks.
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Day 1 · diagnostic retrieval
Electrical foundations & critical power
Attempt first. Reveal second. Score the reasoning, not recognition.
Block timer25:00
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Use the incident spine
Protect people and critical load → verify independently → stabilize only as authorized → follow current procedure and one-line → communicate, escalate, and document.
UtilityGearTransformerUPSPDU / RPPRack
D3Closed-book · formula
Write the balanced three-phase real-power formula.
Answer before checking the key.
Answer key
P = √3 × VLL × IL × PF. Use line-to-line voltage and line current for a balanced three-phase load. State units and verify that the site arrangement matches the model.