Mobile operating system software of its own. MIUI for POCO is a custom mobile operating system that is based on MIUI, which itself was based onAndroid "Open Source Project (AOSP)". Just like it predecessor, it also develop by Xiaomi Inc. Unlike the original MIUI, MIUI for POCO was specifically customized for their Poco series smartphone, including difference UI and more frequent update compare to the original MIUI. Just like MIUI which is based on open source AOSP, MIUI for POCO also consists of closed source and proprietary software of its own. OxygenOS is based on the open source Android Open Source Project (AOSP)
RCA Spectra 70 the Spectra 70 CPU were announced around 1965, ranging from a small system (70/15) to the large scale (70/55). Some of the main features were: These systems all ran RCA's real-memory operating systems, DOS and TDOS. The systems that supported virtual memory, the Spectra 70/46 and 70/61 and the later RCA 3 and 7, could also run the RCA's Virtual Memory Operating System (VMOS). VMOS was originally named TSOS (Time Sharing Operating System), but was renamed to expand the market for the system beyond time-sharing. TSOS was the first mainframe, demand paging, virtual memory operating system on the market. The