Which two statements are true about system controllers of Cisco Nexus 9500 Series? (Choose two.)
A . They provide centralized arbitration to the system fabric for all line cards.
B . They control the Layer 2 and Layer 3 services.
C . The Cisco Nexus 9500 Series switch software, Enhanced NX-OS, runs on the system controllers.
D . They are used to offload the internal non-data-path switching and management functions from the supervisor engines.
E . The Cisco Nexus 9500 Series supports redundant system controllers.
Answer: DE
Explanation:
Reference: https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/whitepaper-c11-729987.html