[&] In a modular switch, which component typically contains the CPU, and "intelligence" the switch needs to function? (Select the best answer)
- Fan Tray
- Switching Linecard
- Management Engine
- Supervisor Engine

[&] Which of the following components may not provide any additional physical interfaces to your chassis, but primarily serve to add more functionality and features to your networking device? (Select the best answer)
- port adapters
- service modules
- switching modules
- linecards