The product life-cycle concept indicates as to what can be expected in the market for a new product at various stages. i.e., introduction, growth, maturity and decline. Thus, the concept of product life-cycle can be used as a forecasting tool.
A software license is a legal instrument (usually by way of contract law, with or without printed material) governing the use or redistribution of software. Under United States copyright law all software is copyright protected, except material in the public domain.his feature of proprietary software licenses means that certain rights regarding the software are reserved by the software publisher. Therefore, it is typical of EULAs to include terms which define the uses of the software, such as the number of installations allowed or the terms of distribution.
The BSD license is a class of extremely simple and very liberal licenses for computer software that was originally developed at the University of California at Berkeley (UCB).elow are three examples of BSD-style licenses: (1) the BSD license as it is used by the FreeBSD operating system, (2) a BSD license as it is used by Sudo (a free utility program for Unix-like operating systems) and (3) a template of a BSD-style license that can be applied to any appropriate project: