| Year |
UNIX OS intro |
| 1969 |
UNIX was developed. |
| 1971 |
UNIX released. Also released first edition of the "UNIX PROGRAMMER'S MANUAL" by K. Thompson + D. M. Ritchie Over 60 commands like: boot (reboot system); cat (concatenate files); chdir (change directory); chmod (change access mode); chown (change owner); cp (copy file); ls (list directory); mv (move or rename file); roff (run off text); wc (word count); who (who is on the system). |
| 1972 |
D.M. Ritchie rewrote B called it C. |
| 1973 |
UNIX installed on 16 sites (within AT&T). |
| 1974 |
Bill Joy not liking ed, developed a better editor em. |
| 1975 |
Bourne shell |
| 1977 |
BSD |
| 1982 |
IRIX -SGI |
| 1984 |
Ultrix |
| 1985 |
The GNU idea published . Richard Stallman author |
| 1986 |
HP-UX 1.0 |
| 1990 |
AIX - IBM' s unix |
| 1991 |
Sun - Solaris 2 |
| 1991 |
Linux by Linus Torvalds |
| 1993 |
NetBSD 0.8 |
| 1993 |
FreeBSD |
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History of some operating systems
Definition
Animated timeline (student project -Peter Tucker)
Side by side OS comparison
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