Hyper-converged infrastructure refers to an IT framework that combines storage, computing, and networking into a single system, simplifying management and scalability. It utilizes software-defined technologies to enhance resource utilization and streamline deployment. This architecture allows businesses to consolidate data centers, reduce costs, and improve operational efficiency. Hyper-converged infrastructure provides flexibility by allowing organizations to scale resources quickly based on demand, making it an attractive solution for modern data centers and cloud-based environments.