How do data plates and serial numbers support service history and spares management?

• A. By identifying exact equipment, model, and manufacturing details for service history and spares.
• B. By setting flight speed.
• C. By choosing paint schemes.
• D. By scheduling meals.

Answer: (B)

Each item has a unique identity via data plates and serial numbers, which lets you track its service history and manage spares. This identity ties every maintenance action, inspection, and part replacement to the exact unit, creating a complete, auditable record of what has been done and when. For spares management, knowing the precise equipment model and serial helps you source the correct parts, understand compatibility, and manage life limits, recalls, and service bulletins across the fleet. In short, this identification enables accurate maintenance history and efficient, correct parts handling. The other options describe activities unrelated to maintenance traceability and parts management, so they don’t address how data plates and serial numbers function in this context.