What is a primary advantage of using vCenter Server?

Using vCenter Server provides a primary advantage in centralizing management of virtual machines (VMs) across numerous hosts. This feature is crucial for enterprises that operate multiple physical hosts, as it allows for streamlined oversight and administrative control from a single interface.

Centralized management means that administrators can perform actions, such as deploying, modifying, or monitoring VMs, across different hosts without needing to manage each host individually. This capability significantly enhances operational efficiency, scalability, and resource allocation. Additionally, features such as vMotion, Distributed Resource Scheduler (DRS), and High Availability (HA) rely on vCenter Server to operate effectively, further emphasizing its role in managing a virtualized environment.

In contrast, while improved security measures, storage management, and simplified backup processes are important aspects of virtualization, they are not the primary function of vCenter Server. Its essential role lies in providing a unified management platform for an organization's virtual infrastructure.