Software:
Software Software is a set of instructions that the computer can follow to accomplish a task.
Two main types of software
Operating System = Controls all of the computers functions
Windows, Mac OS X, Linux, Unix, etc
Applications = Instructions for the computer on how to do certain functions while being controlled by the operating system
Word, Internet Explorer, Outlook, Firefox, Games, iTunes, and tons more
Operating System:
Operating System
Controls the whole computer
Nothing happens on a computer without the help of the operating system
Applications:
Applications Applications = Programs = Instructions for the computer on how to do certain functions while being controlled by the operating system
Word, Internet Explorer, Outlook, Firefox, Games, iTunes, and tons more
Can’t do anything without the OS
Current operating systems:
Current operating systems Windows
Controls over 90% of the market
How Windows got its start
Open System but cost to license software
Macintosh OS X
Closed System
Linux (free)
Open source software means the only thing you can’t do is sell it
Open system no cost to license software
Ubuntu
Evolution of the operating system interface:
Evolution of the operating system interface Hand Entry
Switches and zeros and ones
Punch cards
Command Line
Type in commands at a command prompt
If used a lot then worked well
Occasional users did not like command line
GUI
Graphical User Interface
What most of us are used to
Who had first GUI?
Next
?
All Three OS’s:
All Three OS’s Mac OSX 10.4 Tiger
Next 10.5 Leopard
Linux
Many different versions
We are using Ubuntu in lab
Windows
Windows Vista just released at the beginning of February
Wait to upgrade until at least SP1
Try to install on new partition
OS Convergance:
OS Convergance OS 'steal' the good things from each other and become more and more alike…
http://www.youtube.com/watch?v=QT6YO30GhmQ
…until someone comes up with a different way to interact with the computer
http://www.dontclick.it/