What is it?
a collection of rights granted to the author of a piece of work.
permission to use copyrighted material.
Def.- Isn’t protected by copyright law because either the copyright has expired, the work was made using public money, or the creator donated the work to a public domain.
Ex.- classic literature/music
Def.- Software that is free of charge
Ex.- iTunes or Safari
Def.- Software that is free, but only for a limited time. If you want to use it again you have to pay.
Ex.- Light versions and free trials
All Rights Reserved
Def.- Software you purchase and can only use according to the user agreement
Def.- Software that includes a source code with idea that someone can change or edit it.
Ex.- Firefox and Google Chrome browser themes