Given a Scenario, Troubleshoot Issues Using the Observability Workbench in VCF Operations VCP-VCF-SUPPORT Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   An administrator is using the Observability Workbench to check the health of a virtual machine that is experiencing high latency. Which type of data would the administrator primarily examine to assess the VM's performance?

   • AAudit logs showing who accessed the VM
   • BConfiguration details such as VM version and hardware settings
   • CAlerts generated by other monitoring tools
   • DMetrics such as CPU, memory, disk, and network utilization
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   A VCF administrator is monitoring a cluster and notices that one ESXi host's network usage is significantly higher than the other hosts. The administrator opens the Observability Workbench to investigate. What is the most effective way to determine if this is a workload imbalance or a network configuration issue?

   • ACheck the host's CPU usage to see if the network traffic is causing CPU saturation.
   • BRestart the host's network stack to reset any potential configuration issues.
   • CReview the host's log files for any network-related errors.
   • DCompare the host's network usage metric with the network usage of the VMs running on that host.
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   A web server VM is experiencing slow response times. The administrator opens the Observability Workbench and sees that the VM's network packets dropped metric is elevated, but the CPU and memory are normal. The application log shows no errors. What should the administrator investigate next to isolate the cause?

   • ACorrelate the packet drop timestamps with the VM's storage read latency to check for I/O-related stalls.
   • BCheck the virtual switch and physical NIC metrics on the ESXi host for errors or saturation.
   • CReview the VM's BIOS settings to ensure that CPU power management is not throttling performance.
   • DRestart the VM's guest OS networking service to reset the TCP/IP stack.
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   While troubleshooting an application error, an administrator opens the Logs tab in the Observability Workbench. What is the primary purpose of this view?

   • ATo view real-time performance metrics of the application
   • BTo configure alert thresholds for the application
   • CTo search and analyze log entries for errors, warnings, and patterns
   • DTo manage the lifecycle of the application's virtual machines
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6. 5expert · hard

   An administrator is troubleshooting a VM that is performing poorly. In the Observability Workbench, the administrator sees the following: VM CPU usage is 90%, host CPU ready is 5%, VM memory usage is 80%, and host memory balloon is 0%. Which conclusion is best supported by this data?

   • AThe VM is memory-constrained; the host is reclaiming memory, causing the VM to swap and perform poorly.
   • BThe VM's poor performance is caused by storage latency, not CPU or memory.
   • CThe host is CPU-oversubscribed, and the VM is waiting for CPU cycles from the host.
   • DThe VM is CPU-bound; the workload inside the VM is consuming the available CPU, and the host is not contending for CPU.
   Reveal Solution Discussion Select an answer first