Which two steps are required to replace a drawer in a DS460c shelf? (Choose two.)

A storage administrator receives an alert that an aggregate is in a "degraded" state. What is the cause of this issue?

You are upgrading your 6-node NetApp ONTAP cluster from ONTAP 9.9.1 to 9.16.1. As part of the ONTAP software upgrade process, you need to update the cluster switches. After you update the first switch, you receive the following AutoSupport message:

All cluster ports and interfaces are in an up/up status.
What is causing this error?

A Field Support engineer has just replaced the motherboard of one of the controllers in a NetApp ONTAP cluster. The node is recovered, but ONTAP software will not perform a giveback. After investigating, you determine that you are using self-encrypting FIPS drives. The failure is that the Onboard Key Manager is unable to synchronize. The passphrase has been misplaced or forgotten. Which action do you take to correct the failure while leaving the data intact?

An NFS client is using nfs01_lif on homeport e0b on node1 for data traffic. After a head swap from node2, the administrator performs a takeover and notices that the client no longer has access to the data. What caused the client to lose access to the data?