Linux OS
Workshop
The C Language Story
• Low-level languages
• AT&T Bell Labs
• 1972 Brian Kernighan & Dennis Ritchie developed C
• Unix rew...
UNIX
• Shared Sources
(Unix-like Systems history)
• Unix Philosophy
• Modularity
• Shell scripting
• …
• 70s-80s for Acade...
The Day Linux was born
• Richard Stallman Gnu project 1983,
a free alternative for Unix.
• Linus Torvalds found Linux 1991...
Why Linux?
• Unix-Like
• 95% of Super Computers use Linux
• Free & OpenSource
• No Viruses
• From embedded systems to supe...
Linux..
Bottom up
• Kernel
• Linux
• Shell
• Bash
• GUI (optional)
• KDE, Unity, Gnome3, Gnome2, LXDE, Xfce.
RedHat, Gnome2 GUI
Ubuntu, Unity GUI
Fedora, KDE GUI
File Hierarchy
Naming Drives
• /dev/XdON
• X = H for Hard disk drives with IDE controllers,
S for Hard disk drives with SCSI controllers....
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Intro to linux os

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Intro to linux os

  1. 1. Linux OS Workshop
  2. 2. The C Language Story • Low-level languages • AT&T Bell Labs • 1972 Brian Kernighan & Dennis Ritchie developed C • Unix rewritten in C
  3. 3. UNIX • Shared Sources (Unix-like Systems history) • Unix Philosophy • Modularity • Shell scripting • … • 70s-80s for Academia • 90s Commercializing Unix and ..
  4. 4. The Day Linux was born • Richard Stallman Gnu project 1983, a free alternative for Unix. • Linus Torvalds found Linux 1991. • Distros & Flavours • Debian • RedHat • Suse
  5. 5. Why Linux? • Unix-Like • 95% of Super Computers use Linux • Free & OpenSource • No Viruses • From embedded systems to super computers • Repos • Drivers included
  6. 6. Linux.. Bottom up • Kernel • Linux • Shell • Bash • GUI (optional) • KDE, Unity, Gnome3, Gnome2, LXDE, Xfce.
  7. 7. RedHat, Gnome2 GUI
  8. 8. Ubuntu, Unity GUI
  9. 9. Fedora, KDE GUI
  10. 10. File Hierarchy
  11. 11. Naming Drives • /dev/XdON • X = H for Hard disk drives with IDE controllers, S for Hard disk drives with SCSI controllers. • O = a…z physical drives. • N = 0… Logical drives. • hda0 -> First LOGICAL drive in the first PHYSICAL IDE drive. • sdb -> Second PHYSICAL SCSI drive. • sdd2 -> Third LOGICAL drive in the fourth PHYSICAL SCSI drive.

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