# Time Sharing Option

> time-sharing environment for IBM mainframe operating system z/OS (and its predecessors)

**Wikidata**: [Q2140920](https://www.wikidata.org/wiki/Q2140920)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Time_Sharing_Option)  
**Source**: https://4ort.xyz/entity/time-sharing-option