Which predictive maintenance technology has most significantly reduced unplanned downtime in commercial transportation fleets since 2018?

The transportation industry relies heavily on sophisticated supply chain management to ensure efficiency, reliability, and cost-effectiveness. Modern transportation companies employ various technologies and methodologies to optimize their operations. This trivia question tests your knowledge of a significant breakthrough in transportation supply chain management that has revolutionized how fleets are maintained and serviced.

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IoT sensors with machine learning algorithms that predict component failures before they occur
Blockchain-based maintenance records that improve service scheduling
Augmented reality tools that guide mechanics through complex repairs
Drone-based visual inspections that automatically detect vehicle wear patterns