Operating System People (First 11 people) - Page 6
Ultrix
Operating system
IBM PC DOS
Operating system
Stratus VOS
Operating system
ERIKA Enterprise
Operating system
Windows NT 3. 51
Operating system
IBM 7090/94 IBSYS
Operating system
UNIX System Services
Operating system
Debian GNU/kFreeBSD
Operating system
Rodos
Operating system
Windows 11
Operating system
