CIS 1200 Chapter Notes - Chapter 5: Dennis Ritchie, Interrupt Handler, Real-Time Operating System

• School: University of Guelph
• Department: Computing and Information Science
• Course: CIS 1200
• Professor: John Saville

Document Summary

Different devices use different operating systems: windows (cid:0) microsoft, osx (cid:0) apple, ios (cid:0) apple, android (cid:0) google, linux (cid:0) open source. Also applicable to tablets: gaming consoles also use os, controls physical aspects of the device and the application program. Most popular os for personal computers: microsoft windows, os x. Mac os 1984 was the first commercially available os to incorporate a graphical user interface (gui: many users switched from windows to mac because it looked cool. Linux is an open source os designed for use on pcs and as a network os. Available for download in various packaged called distributions or distros: underlying linux kernel + special modifications + open source software. Boot camp on apple computers allow users to boot their computers on different os: creating a virtual drive allows you to boot two different os at the same time. Windows can do the same, but it"s called partition.