Which virtualization type helps improve overall productivity and efficiency?

Network virtualization is significant in improving overall productivity and efficiency because it allows for the abstraction of network resources, which simplifies network management and permits more flexible network configurations. By creating a virtual representation of physical networks, organizations can easily manage multiple virtual networks on the same physical infrastructure. This leads to better utilization of resources, reduced costs, and quicker deployment of services.

Furthermore, network virtualization enhances scalability, enabling businesses to quickly adapt to changing needs without the hassle of physical rewiring or resource allocation. It also facilitates improved reliability and security through isolated virtual networks, significantly enhancing the overall network performance.

The other options each contribute to productivity in their ways, but network virtualization stands out for its broad impact on the management and usage of underlying infrastructure, making it a key enabler of efficient workflows and operations across various organizational levels.