solve 16 through 25

___ Software is only the computer programs of an application. ___ The software engineering methods and techniques are not determined by the type of application that is being developed. ___ Competence is a professional standard that is covered by law. ___ The waterfall model is the process model that is most used by other engineering disciplines. ___ Incremental software development is a fundamental part of agile approached. ___ Reuse-oriented approaches to software development only rely on a small base of reusable software components. ___ Requirements engineering is the process of understanding and implementing the services required by the client. ___ Testing last throughout the complete life-cycle of a software system. ___ Change identification and change resistance are two ways to reduce the costs of software rework. ___ Agile methods may be modified and scaled to be used to develop critical systems