CTSS or Compatible Time-Sharing System is a term used to describe an operating system which allows multiple users to share a single mainframe computer simultaneously. This technology was developed in the 1960s and paved the way for modern-day multi-user computing environments.
Synonyms for CTSS include Time-Sharing System, batch scheduling, interactive computing, multi-user operating system, and computer sharing. These terms all refer to the ability of multiple users to access a computer system at the same time, which is a valuable feature in business and educational environments. CTSS and its synonyms have greatly influenced modern computing practices, providing the foundation for the development of powerful systems like cloud computing and virtualization.