Nutanix Updated NCA-6.5 Exam Questions and Answers by lili

To assure system stability and support for critical applications running on a Nutanix cluster, the administrator can adhere to the LTS (Long Term Support) release cycle. LTS releases provide stability and long-term support, with a focus on maintenance and bug fixes rather than new features. This can help ensure that the system remains stable and supported during the annual maintenance window 

In the case of a single host in a four-node AHV-based cluster experiencing a complete network failure, the user VMs running on that host will stay up, but will be unreachable until connectivity is restored. This is because if more than enough resources exist in the cluster to tolerate a node failure, the VMs will continue to run, but will be unable to communicate with other nodes in the cluster due to the network failure. This is stated in the official Nutanix Certified Associate (NCA) v6.5 study guide on page 49, under the heading “Virtual Machine Availability in the Event of Node Failure”.

The Health dashboard in Prism Element provides an overview of the cluster's health, including alerts and notifications that can help the administrator identify and address any issues. The red heart icon is an indicator that there is an issue with the cluster, and the Health dashboard can be used to investigate the cause of the issue. Reference: https://portal.nutanix.com/page/documents/details?targetId=Prism-Admin-Guide-v5_6:pr-dashboard-overview-c.html

To increase the security of a Nutanix environment in response to a request from a company’s security team, an administrator can Enable STIG (Security Technical Implementation Guide)