This question is ambiguous.
While UNIX is clearly defined, confusion occurs between dos and DOS.
DOS is the standard abbreviation for MS-DOS, the Microsoft disc operating system, while dos stands for disc operating system. Any disc operating system.
UNIX was written in1969; it clearly antedates MS-DOS by about 10 years.
The MULTICS dos was working in 1964, so it antedates UNIX.
Unix and MS-DOS are Operating Systems.
ms dos. unix.
Unix DOS
PC-DOS, Apple, UNIX
No. Linux is a free, open-source version of UNIX. Many of DOS's commands were based on UNIX commands, but the underlying operating system is much more powerful than DOS.
MS-DOS, Intel 8088 CPU and UNIX
Dos Unix Linux Windows Mac OS OS/2
MS DOS primarily. LINUX/UNIX is best controlled with out it.
Unix is one of the oldest but still most popular Operating Systems. It was invented in 1969 at AT&T Bell Labs by Ken Thompson and Dennis Ritchie. All the contemporary operating systems of Solaris, HP-UX, Linux, AIX are variants of Unix.
There are quite a few alternative operating systems to Windows - These include UNIX, MS-DOS and OS-X (mac)
Mac OSX Linux Unix MS DOS
Yes. UNIX is a computer operating system.