What is ReFS designed to do in the Windows operating system?

ReFS, or Resilient File System, was introduced by Microsoft to address certain limitations of NTFS, particularly in environments that require high data integrity and availability. While it is designed to coexist with NTFS rather than completely replace it as the primary file system for all use cases, ReFS does aim to enhance the capabilities of managing large data volumes and to support modern workloads, particularly those involving virtualization and large-scale data storage solutions.

ReFS provides several advanced features such as built-in resilience against data corruption, automatic data integrity checking, and self-healing capabilities, which makes it particularly suitable for high-demand scenarios. Additionally, its design caters to the needs of Windows Server environments and is optimized for specific types of workloads, enhancing performance and reliability.

The option emphasizing that ReFS could replace NTFS aligns with its purpose to provide advanced functionalities that extend beyond what NTFS offers, making it a strong candidate for certain applications. However, in many practical scenarios, NTFS is still widely used, which underscores the intention of ReFS to complement rather than entirely supplant it.