5V0-35.21 Exam Dumps : VMware vRealize Operations Specialist

 According to the vRealize Operations User Guide1, one of the best ways to quickly identify the underlying problem of slow application VMs is to use the out-of-the-box Performance dashboards that display contention on both VMs and ESXi hosts. These dashboards show the key performance indicators (KPIs) of CPU, memory, disk, and network for the selected objects, and highlight any contention or saturation issues that may affect the performance. The administrator can use these dashboards to drill down into the details of the metrics, alerts, events, and properties of the objects, and isolate the root cause of the problem. The other options are not correct because:

• Under Inventory, selecting Manage Agent, then selecting the VMs, and running Remote Checks on ICMP, HTTP checks is not a helpful action, as it only verifies the connectivity and availability of the VMs, but does not provide any information about the performance or contention of the VMs or the ESXi hosts2.
• Under Report, using Configuration Report - Virtual Machines to list down possible changes that have occurred is not a helpful action, as it only shows the configuration details of the VMs, such as name, UUID, power state, guest OS, CPU, memory, disk, and network, but does not show any performance or contention metrics or alerts of the VMs or the ESXi hosts3.
• Under Administration, choosing Configuration, selecting Object Relationships, and then identifying the VMs and ESXi hosts relationship to generate a correlation of the metric, and finally, isolate the issue is not a helpful action, as it only shows the hierarchical and logical relationships between the objects, such as parent, child, sibling, and peer, but does not show any performance or contention metrics or alerts of the objects4. References: 1: vRealize Operations User Guide, pages 57-59, 62-632: vRealize Operations User Guide, pages 69-703: vRealize Operations User Guide, pages 81-824: vRealize Operations User Guide, pages 84-85.

To enable east/west firewall in VMware Cloud Director Tenant Portal, you need to perform the following steps:

• Login to Customer Organization and go to Networking Section of Tenant Portal. This is where you can access the networking capabilities provided by NSX Data Center for vSphere in your VMware Cloud Director organization virtual data center.
• Go to Edge Gateways and enable firewall on one of the Edge Gateways. This will allow you to configure the edge gateway firewall rules for north/south traffic enforcement and perimeter security functionality. You can also enable other services such as NAT, VPN, load balancing, etc. on the edge gateway.
• Go to Networking and enable Distributed Firewall for one of the Network inside the Network section. This will allow you to configure the distributed firewall rules for east/west traffic isolation and access control. You can also apply security policies and groups to the network and the virtual machines within it.

References: NSX Data Center for vSphere Firewall Configuration in the VMware Cloud Director Tenant Portal; Getting Started with the VMware Cloud Director Tenant Portal

According to the vRealize Operations User Guide1, the Business Intent option allows the administrator to configure vRealize Operations to ensure that workload performanceacross the VMware SDDC is the main priority. The Business Intent option enables the administrator to define the performance, efficiency, and consolidation goals for the clusters and hosts in the SDDC, and to specify the maximum amount of cluster resources to be reserved for burst capacity. The vRealize Operations then uses these goals to optimize the placement and balance of the workloads, and to perform automated remediation actions in the event of an issue. The other options are not correct because:

• The Reclamation option allows the administrator to configure vRealize Operations to identify and reclaim unused or overprovisioned resources in the SDDC, such as CPU, memory, disk space, and snapshots. This option does not directly affect the workload performance or remediation activities1.
• The Operational Intent option allows the administrator to configure vRealize Operations to monitor and alert on the operational health and risk of the SDDC components, such as clusters, hosts, datastores, and virtual machines. This option does not directly affect the workload placement, balance, or remediation activities1.
• The Rightsizing option allows the administrator to configure vRealize Operations to analyze and recommend the optimal CPU, memory, and disk size for the virtual machines in the SDDC, based on their actual utilization and demand. This option does not directly affect the workload performance or remediation activities1. References: 1: vRealize Operations User Guide, pages 63-66.