Software copyright is the relatively recent extension of copyright law to machine-readable software. It is used by proprietary software companies to prevent the unauthorized copying of their software. unless the asker was thinking about content-protection technology imposed on digital audio and video including cd's dvd's and digital content downloadable from the internet?
Copyright term for software in India is 60 years from the date of publication.
In IT, copyright most often applies to software, which can be protected by both copyright AND patent law. Most software-related copyright issues are addressed in detail in end user licensing agreements.
Software is protected by copyright as a literary work.
Public domain software
The Copyright Designs and Patents Act defines patents for computer hardware and software, and copyright on software.
Software copyright is a new extension of copyright law to machine-readable software. It is used by proprietary software companies to prevent the unauthorized copying of their software caca
Copyright infringement, also called piracy.
Because registration is not required for protection, there is no way to tell how much software has been protected by copyright. On the other hand, since protection is automatic, you can also say that all software is protected by copyright.
Commercial Software
Virtually all software is protected by copyright--even Linux (Linux just has a really broad license). There is also a program called Official Copyright Software that helps creators through the process of registering their works.
Computer programs are copyrighted as "literary works" to the extent they contain original and creative works. Software may also contain copyrighted images and sounds. Software copyright does NOT include any functional aspect nor any "idea, procedure, process, system, method of operation, concept, principle, or discovery".
An IT professional is often responsible for ensuring all computers he or she is working with have legal software; this frequently appears on resumes and job announcements as software copyright responsibilities.