On an AFF system, which three storage efficiencies are enabled by default? (Choose three.)

In ONTAP 9.5, the event log show command queries and displays entries from which file?

A customer wants to upgrade a cluster to a new version of ONTAP. In this scenario, what are two ways to ensure a successful upgrade? (Choose two.)

You provision a new ONTAP volume to use as a VMware vSphere NFS datastore. You successfully mount the volume to the vSphere (ESXi) hosts, and you can read, write, and delete small (less than 1 KB) test files.
However, you cannot upload large files or Storage vMotion VMs to the new datastore. You verify that the volume is reporting adequate free space.
Which action should you perform to troubleshoot this problem?

While troubleshooting client access issues to a CIFS share, you notice that the issue only occurs when the data LIF that the clients are accessing is on a specific node in the cluster.
In this scenario, which configuration should you review to determine why this issue is happening?