CIS 1200 Lecture Notes - Lecture 4: Digital Pictures, Copyleft, Wav

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

Document Summary

Software a set of instructions that tells the computer what to do. Program provides a means for us to interact with and use the computer; also known as an instruction set. Your computer has 2 main types of software: 1. Application software software you use to do tasks at home, school, work, etc. (word, excel, power point, etc. : 2. System software software that helps run the computer and coordinate i(cid:374)stru(cid:272)tio(cid:374)s (cid:271)etwee(cid:374) appli(cid:272)atio(cid:374) software a(cid:374)d the (cid:272)o(cid:373)puter"s hardware devices (os x, windows, linux) There are 2 types of software you can install on your computer: 1. Proprietary/commercial software software you buy: 2. Open source software free software that is available with few licensing and copyright restrictions program can be changed and freely distributed. Software as a service (saas) software that you can access over the internet without having to install it on your computer.