The TOPS-10 System ("Timesharing / Total OPerating System") was a computer operating system from Digital Equipment Corporation (DEC) for the PDP-10 (or DECsystem-10) mainframe computer launched in 1967.
TOPS-10 (Timesharing / Total OPerating System) — операционная система от Digital Equipment Corporation (DEC) для серии мейнфреймов PDP-10 (или DECsystem-10), созданной в 1967.