Campus hire notes highlight: Binary search shaft clearance tolerance table — monotonic predicate for Caterpillar.
A typical live round for Caterpillar started with: Kalman 1D update step for noisy position — predict/correct equations for Caterpillar.
A common OA question at Caterpillar is to Describe DFMEA row for a single point of failure you owned — Caterpillar quality mindset.
Hiring managers at Caterpillar frequently open with: Logic grid: four machines four faults exactly one per machine — elimination speed for Caterpillar.
A typical live round for Caterpillar started with: Implement moving average filter on int stream — ring buffer for Caterpillar.
A typical live round for Caterpillar started with: Stress vs strain curve region identification — MCQ image-based for Caterpillar.
Hiring managers at Caterpillar frequently open with: Parse S-parameter magnitude CSV and find resonant peak — argmax loop for Caterpillar.