Operating System (OS) – Mac OS X – Linux distribution

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Operating System (OS) – Mac OS X – Linux distribution

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os-short-presentation

A short presentation for a study course.

On Github suppayami / os-short-presentation

Operating System (OS)

A short introduction.

Presented by Cuong Nguyen / @suppayami

What is an OS?

  • a collection of software
  • computer hardware interface
  • computer programs controller

What does an OS do?

  • recognizes input
  • sends output to output devices
  • keeps track of data and programs
  • controls other connected devices
  • provides an user interface

Types of OS

  • real time OS
  • desktop vs. embedded
  • single-user vs. multi-user
  • single-task vs. multi-task

Major OS families

  • UNIX and UNIX-like
    • Berkeley Software Distribution (BSD)
    • Mac OS X
    • Linux distributions
  • Microsoft Windows

Mac OS X

  • a line of graphical OS developed and sold by Apple Inc.
  • the successor to the original Mac OS
  • exclusive for Apple's Mac and Macbook computer series
  • hybrid kernel based on NeXTSTEP and FreeBSD
  • now called OS X
OS X Graphical user interface
OS X command-line

Linux distribution

  • original kernel was built and maintained by Linus Torvalds
  • Linux is only kernel and it is open source
  • derives much of its basic design from UNIX
  • being used widely in embedded systems and servers
  • not so popular for desktops and personal users
  • has a huge distribution library

Some popular Linux distributions

  • Ubuntu
  • CentOS
  • ArchLinux
  • Android
  • ChromeOS
Ubuntu with Unity desktop environment
Terminal - Linux Command-line
Android - An OS designed for mobile devices
ChromeOS - An OS works primarily with web applications

Microsoft Windows

  • a series of graphical OS developed and sold by Microsoft
  • the most popular OS for desktops and personal users
  • also found in some server systems
  • Windows RT was first introduced in late 2012, designed for mobile devices
  • has many software
Windows 7 desktop
Windows Phone

Some other OS

  • Microsoft DOS
  • AmigaOS
  • Haiku
  • PhantomOS
  • ReactOS
Microsoft DOS
Haiku desktop
ReactOS desktop

Conclusion

  • operating system is a necessary part of computer
  • hardware are controlled and managed by operating system
  • users work with computers through operating system
  • there are many choices of operating systems

THE END

Some information and images were searched on the internetCuong Nguyen - Student at Oulu University of Applied Sciences