Hardware Virtualization
Hardware virtualization is a technology that allows multiple virtual machines (VMs) to run on a single physical server by abstracting and partitioning its hardware resources, such as CPU, memory, storage, and network interfaces. It uses a hypervisor (or virtual machine monitor) to create and manage these VMs, enabling them to operate independently with their own operating systems and applications. This approach improves resource utilization, isolation, and flexibility in computing environments.
Developers should learn hardware virtualization to efficiently deploy and manage applications in cloud computing, data centers, and development/testing environments, as it enables server consolidation, rapid provisioning, and sandboxed testing. It is essential for building scalable infrastructure, implementing DevOps practices like containerization (which often relies on VMs), and ensuring security through isolation in multi-tenant systems.