CompTIA Cloud+ Practice Test

When adding additional vCPUs to a cloud virtual machine, which factor might be affected?

1. Network speed

2. Page faults

3. Load balancing

4. Licensing

The correct answer is: Licensing

When adding additional vCPUs to a cloud virtual machine, licensing is an important factor that might be affected. Many software vendors have specific licensing models that are based on the number of processors or cores a virtual machine uses. For instance, some licenses may require you to pay based on the number of physical CPU cores or virtual CPUs available to a VM. As a result, expanding the number of vCPUs could lead to increased costs due to higher licensing fees. It is essential for organizations to be aware of these implications to ensure compliance with licensing agreements and to manage overall costs effectively. While factors like network speed, page faults, and load balancing might change with the addition of vCPUs, they are typically influenced by different aspects of the cloud infrastructure rather than directly affecting the licensing. For instance, network speed is primarily determined by the infrastructure and bandwidth provisioning rather than the number of vCPUs. Similarly, page faults are more related to memory management than CPU configuration, and load balancing often depends on the distribution of workloads across multiple resources rather than solely on the count of vCPUs in a single virtual machine.