2. Operating System Software
Basic Definition
The software on a computer that manages
all the activity that occurs.
Supplies user with a graphical interface
with which to interact with the computer.
3. Examples
Two main foundations:
DOS (Windows)
Unix (Linux and Mac OS X)
Sources:
stocklogos.com
wikipedia.org
apple.com
4. History of Windows
1975- Bill Gates and Paul Allen (co-
founders of Microsoft) team up to create a
partnership called Microsoft.
1980- Steve Ballamer joins. IBM proposes
they create an operating system for IBM PCs.
Microsoft creates “Ms-DOS”.
Fun Fact: Ms-DOS stands for Microsoft Disk
Operating System.
5. History of Windows
1981- IBM PCs with Ms-DOS released to
public.
1982-1985- Microsoft works on Interface
Manager. Chooses name Windows instead
due to ‘boxes’ or ‘windows’.
1983- Windows is announced.
1987- Upgraded version of Windows:
Windows 2.0.
*
*Source: toastytech.com
6. History of Windows
1990- Microsoft releases Windows 3.0 and
3.1 two years later. Upgraded graphics
performance and icons. 10 million
combined copies sold.
1993- Windows NT released.
1995- Windows 95: email, internet, games
and software. Sells 5 million in 5 weeks.
1998-2000– Windows 98, Windows 2000,
and Windows ME released. Speed/graphics.
7. History of Windows
2001- Windows XP released.
2006- Windows Vista released: stronger
security.
2012- Windows 8 most modern version.
Windows 8.
Source: pcadvisor.co.uk
8. Mac OS Overview
Created by Apple, based on Unix.
Runs on Apple Macintosh computers only.
GUI similar to Windows, but there are some
differences.
Known for being named after cats.
9. History of Mac OS
“System Software”
1984 1985 1986 1987 1988 1991
System 1 System 2 System 3 System 4 System 6 System 7
- First OS to
use GUI
instead of a
command
line.
- First OS
to have
treed-
directories.
- Too large to fit
on floppy disk.
- Drag and drop.
System 2.0 desktop and file system.
Image source: businessinsider.com
10. History of Mac OS
“Mac OS”
1997 1999
Mac OS 8 Mac OS 9
- First OS to
use “Mac OS”
name.
2000 2001 2002 2003 2005 2007 2009
Mac OS X Puma
(10.1)
Jaguar (10.2) Panther
(10.3)
Tiger
(10.4)
Leopard
(10.5)
Snow
Leopard
(10.6)
- Cheetah
- New,
modern
look.
- Dock.
- Speed.
- Drivers.
- Known by
codename.
- Faster.
- New
graphics.
-Time
Machine.
Mac OS X.
Source:
thenextweb.com
11. History of Mac OS
Today and Tomorrow
2011 2012 Fall 2013 What’s Next
Lion (10.7) Mountai
n Lion
(10.8)
Mavericks (10.9) - OS 11
- No CD.
-AutoSave/
Versions
- iCloud. - New name.
- Performance/
battery life.
- OS 10.10
- Something completely
different?
< Mac OS X Mavericks.
Source: pcmag.com
iCloud. >
Source: apple.com
12. History of Linux
Began in 1991 by computer science student
Linus Torvalds.
Linux has become a free, open source,
worldwide operating system.
Linux competes to become one of the best
operating systems.
Companies take advantage of Linux’s
security and cheap licensing costs.
13. History of Linux
1985- Free Software Foundation
established.
September 1991- Linux version 0.01 is
created and put on the Internet.
October 1992- First version of Linux. 10MB
of space on disk was recommended.
1993- Version 1.0 of Slackware is released.
14. History of Linux
March 1994- Linux Kernel 1.0 released.
First issue of Linux Journal published. V1.0
of Suse Linux released. First version of Red
Hat Linux. Caldera Linux distributor is
founded.
1998- The Open Source Initiative is
founded. Google search runs Linux.
Penguin Computing the first hardware
company to only produce Linux systems.
1999- Linux kernel v.2.2 is released.
15. History of Linux
2004- First version of Ubuntu Linux is
released.
^ Source: linux.org
< Source: ubuntu.com
17. Quiz Time!
1) Who were the two founders of Microsoft?
A) Steve Jobs and Steve Wozniak
B) Bill Gates and Paul Allen
C) Bill Gates and Linus Torvalds
18. Quiz Time!
1) Who were the two founders of Microsoft?
A) Steve Jobs and Steve Wozniak
B) Bill Gates and Paul Allen
C) Bill Gates and Linus Torvalds
19. Quiz Time!
2) What does MS-DOS stand for?
A) Microsoft Dull Operating System
B) Microsoft Directory Operating System
C) Microsoft Disk Operating System
20. Quiz Time!
2) What does MS-DOS stand for?
A) Microsoft Dull Operating System
B) Microsoft Directory Operating System
C) Microsoft Disk Operating System
21. Quiz Time!
3) Which company created Mac OS?
A) Microsoft
B) Apple
C) System Software
22. Quiz Time!
3) Which company created Mac OS?
A) Microsoft
B) Apple
C) System Software
23. Quiz Time!
4) Mac OS X versions are known for being
named after...?
A) Cats
B) Zoo animals
C) Sports teams
24. Quiz Time!
4) Mac OS X versions are known for being
named after...?
A) Cats
B) Zoo animals
C) Sports teams
25. Quiz Time!
5) What was the main objective of creating
Linux?
A) Make as much money as possible
B) Make a secure operating system
C) Make a budget-free operating system.
26. Quiz Time!
5) What was the main objective of creating
Linux?
A) Make as much money as possible
B) Make a secure operating system
C) Make a budget-free operating system.
27. Quiz Time!
6) When was the first release of the Linux
operating system?
A) September 1991
B) June 2012
C) March 2000
28. Quiz Time!
6) When was the first release of the Linux
operating system?
A) September 1991
B) June 2012
C) March 2000
29. Conclusion
It’s what you see: GUI.
It’s what you don’t see: manager of all the
activity behind the scenes.
Different versions, distributions, and
‘brands’ of operating systems.
31. Bibliography
Microsoft research:
“A History of Windows Highlights from the First 25 Years”
http://windows.microsoft.com/en-CA/windows/history
Mac OS research:
“The Evolution of Mac OS, From 1984 to Mountain Lion”
http://mashable.com/2012/02/17/mac-os-timeline/
“Apple OS History”
http://www.computerhope.com/history/macos.htm
“Apple Mac OS X: a history in pictures”
http://www.telegraph.co.uk/technology/apple/8635180/Apple-Mac-
OS-X-a-history-in-pictures.html
Linux research:
“Linux History and Resources”
http://jobsearchtech.about.com/od/techcareersskills/p/Linux.htm
“What Is Linux: An Overview of the Linux Operating System”
http://www.linux.com/learn/new-user-guides/376-linux-is-
everywhere-an-overview-of-the-linux-operating-system
“Linux Timeline”
http://www.linuxjournal.com/article/9065