What are two ONTAP storage efficiency technologies that would be used on an AFF A400 cluster? (Choose two.)

You are installing a new AFF A400 cluster that is running ONTAP 9.7 software. You are asked to attach an Amazon S3 cloud tier for FabricPool technology.
In this scenario, which two NetApp License File (NLF) types are supported for cloud tiering? (Choose two.)

Your customer wants a newly installed AFF C190 cluster to send SNMP notifications to a trap host called OVERWATCH01.
In this scenario, which two statements are correct? (Choose two.)

While troubleshooting an issue with a newly installed system, you used the system controller environment show command.
In this scenario, which issue would be diagnosed with this command?

You need to install a cluster with a FAS2720 HA pair and a FAS8300 HA pair.
Which NetApp tool will verify which cluster interconnect switches support this configuration?