Facts about success of software and IT projects: Numbers remain »constant« for 20 years
Source: Chaos Report-Studie, Standish Group 2012-2015
Technologies are needed to transfer business / functional and quality requirements into functional Software & IT Services. There are a variety of technologists available. Technologies were mostly developed for different purposes and platforms (operating systems). Technologies can not be easily replaced or migrated.
Technologies have very different productivity, which is also determined by software techniques, tools, level of automation, and other factors. In a realization, a distinction is made between new development, adaptation, modification, reuse, and integration of software as well as already available components, called COTS (Commercial Off the Shelf).