In the AIM-120 guidance system, what enables the functions for acquisition and tracking, navigation, data link processing, and section secondary power?

• A. Processor and firmware
• B. Hardware and software
• C. Power and propulsion
• D. Sensors and actuators

Answer: (B)

The ability to perform acquisition and tracking, navigation, data link processing, and section secondary power comes from hardware and software working together. The hardware provides the physical platform—the processor, memory, sensors, RF interfaces, and power-management components—that let the system exist and operate in real time. The software (and embedded firmware) runs on that hardware to implement the algorithms and control logic for target acquisition/tracking, navigation calculations, data-link handling, and managing the power distribution. Without hardware, there’d be nothing to run the software on; without software, the hardware would have no coordinated behavior to perform these tasks. This combination is what enables these complex functions.