VMware Certified Professional - Data Center Virtualization (VCP-DCV) Practice Exam

What is a potential impact of a network misconfiguration on virtual machines managed by vCenter?

1. Virtual machines will automatically upgrade their hardware version.

2. Virtual machines may fail to communicate with each other.

3. Virtual machines will consume more CPU resources.

4. Virtual machines will require manual intervention for backups.

The correct answer is: Virtual machines may fail to communicate with each other.

A network misconfiguration can significantly impact the ability of virtual machines to communicate effectively. When the network settings are not configured correctly—whether it's an issue with VLAN configurations, incorrect IP addressing, or misconfigured network adapters—virtual machines may find themselves unable to send or receive data as expected. This failure in communication can hinder essential operations such as inter-VM traffic, which is critical for applications relying on networking between the VMs, leading to service disruptions and impacting overall functionality. The other options suggest impacts that are either unrelated to network settings or less likely to occur due to network misconfigurations. For instance, hardware versions of virtual machines do not change unless explicitly upgraded, regardless of network settings. Similarly, CPU resource consumption is more closely tied to workload demands rather than networking issues. Lastly, while backups might require adjustments in configuration, the need for manual intervention isn't directly a result of a network misconfiguration but rather an aspect of backup solutions and processes.