What characterizes inherent availability?

Inherent availability is focused specifically on the system's built-in reliability and maintainability, independent of external factors such as logistics support, operational procedures, or user feedback. It represents the theoretical maximum availability of a system when only considering its physical and design attributes, assuming ideal conditions without any limitations imposed by external influences. This means it measures how effectively a system can perform its intended function directly due to its design, components, and maintenance processes.

The other options address factors that are not part of inherent availability. Operational factors, logistics delays, and user feedback pertain more to operational availability or other types of availability metrics that consider real-world influences affecting how a system operates in practice, rather than its intrinsic qualities. Thus, the focus of inherent availability is solely on the reliability and maintainability engineered into the system.