Attempting to update an ESXi 6.x host using the following command:
esxcli software vib update -d update.zip
Generates the following error:
Could not download from depot at /tmp/index.xml, skipping ((‘/tmp/index.xml’, ”, “[Errno 4] IOError: <urlopen error [Errno 2] No such file or directory: ‘/tmp/
index.xml’>”)) url = /tmp/index.xml
What action should be taken to correct the problem?

A failed upgrade from vCenter Server version 5.x to version 6.0 produces the following error:
[00800 error ‘Default’] Database version id ‘600’ is incompatible with this release of VirtualCenter.
What is the cause of the upgrade failure?

An administrator is troubleshooting a CPU performance issue for a virtual machine.
Which three esxtop counters may demonstrate CPU contention? (Choose three.)

Users are reporting CPU related performance problems on the virtual machine Email-Prod throughout the day.
The resource settings for the VM and the ESXi host the VM is running on are shown below:
VM:
Email-Prod
vCPUs: 4
Memory: 96GB
ESXi host:
CPU: 2 x 8 Core Processors
Memory: 128GB
NUMA architecturE. 2 Nodes
Which two options would alleviate the observed performance problem for Email-Prod? (Choose two.)

An administrator is troubleshooting a performance problem with a virtual machine (VM). The VM and ESXi host configuration is as follows:
The application which runs within the virtual machine is highly sensitive to memory latency, but has low processor utilization.
The virtual machine has 6 vCPUs.
The ESXi host CPU topology has 2 Physical CPU Sockets, each with 8 Logical CPUs.
The ESXi host CPU has Hyper Threading enabled.
The administrator would like to improve CPU performance for this VM. Other VMs on the host have no performance issues. Which action should the administrator
take to resolve the issue?

An administrator has a virtual machine configured with the following settings:
ESXi version: 5.1
CPU: vCPUs 6
Memory: 48GB
Hardware version: 7
VMware Tools: Installed
Which two actions must the administrator take in order to utilize vNUMA? (Choose two.)

When troubleshooting a performance related issue, an administrator sees the following warning message on an ESXi Console:
Significant imbalance between NUMA nodes detected. Performance may be impacted.
Which action should the administrator take to correct this problem?

An administrator observes the following symptoms for a virtual machine:
CPU usage is consistently above 90%
CPU ready value is consistently above 20%.
Application performance is impacted.
Which two actions should the administrator take to improve the performance of this virtual machine? (Choose two.)

An administrator is troubleshooting a CPU issue for a virtual machine. The following is seen in esxtop:
CPU0 is at 100% usage
The remaining logical CPUs are close to 0%
%RDY value is consistently above 10%
What is likely the cause of the CPU issue?

An administrator notices that 8 out of 10 virtual machines have memory ballooning and swapping. However, virtual machine 9 is not ballooning or swapping and
virtual machine 10 is not ballooning but is swapping.
Which two statements explain the behavior of virtual machine 9 and virtual machine 10? (Choose two.)