The document lists various operating systems such as AIX, AmigaOS, Android OS, BeOS, BSD, CP/M, Darwin, MS-DOS, MVS, HP-UX, IRIX, JavaOS, QNX, Linux, Mac OS, Minix, MorphOS, NetWare, NewDeal, Nextstep, OS/2, Plan 9, RISC OS, Solaris, Unix, UNICOS, UnixWare and Windows. It then provides brief histories and details about Linux, UNIX, the first Ubuntu release, Mac OS, and the Android platform.

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3. AIX
AmigaOS
Android OS
BeOS
BSD
CP/M
Darwin
MS-DOS
MVS
HP-UX
IRIX
JavaOS
QNX
Linux
Mac OS
Minix
MorphOS
NetWare
NewDeal
Nextstep
OS/2
Plan 9
RISC OS
Solaris
Unix
UNICOS
UnixWare
Windows
Windows 98
Windows XP
Windows Vista
WINDOWS7
WINDOWS8
……
ETC
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5. 1986 Linus (Benedict) Torvalds programmed its own driver for its
floppy controller. He learned intensively hardware programming and
became better knowledge about his Sinclair computer with Q-DOS.
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6. UNIX is a registered trademark of Open
Group since 1994.
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7. The first release by Ubuntu Linux was
introduced on 10-20-2004. Ubuntu 4.10 bases
on Debian and contains the gnomes desktop
per default.
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8. Mac OS was named by the company Apple
as "Mac System Software" in the beginning,
a specially designed operating system only
for 68K first Motorola processors. With own
Macintosh hardware, Mac OS takes up a
special role in the world of desktop systems.
The first version was "System 1" and
appeared bundled with the Mac in 1984.
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10. The android platform was founded by Google and offers on the base
the Linux kernel 2.6 a uniform interface for mobile equipment and
programmes.
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