Johnson Controls Data Scientist Interview Questions

The questions to prepare for a Johnson Controls Data Scientist interview. Questions from real interview reports rank first. Updated daily.

2questions

~1htotal time

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Machine LearningStart here. 1 question · ~8 min

Evaluates understanding of supervised learning types and selecting suitable metrics.

SQL & Data Manipulation1 question + 3 drills · ~38 min

Assesses practical data manipulation skills for nested structures.

Calculate monthly team SLA performance with ticket counts, on-time rates, and percentage-point changes from the prior month.

Aggregate monthly branch metrics, compare month-over-month trends, and flag unusually high transaction activity.

Aggregate completed PlayStation Store purchases and return accounts with at least two qualifying purchases.

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The finish line: interview-readyComplete all 2 questions plus 3 hands-on drills to finish this plan.