1. Software costs often less than computer system costs 2. Stand-alone systems that are marketed and sold to any customer who. wishes to buy them is an example of customized software product. 3. System engineering is part of software engineering 4. If there is no formal confidentiality agreement between the developer and customer then the developer is free to respect the confidentiality. of the customers. 5. The basic process activities (specification, development, validation and evolution) are organized in the same way in different development processes. 6. Business changes lead to new and changed system requirements. 7. A prototype is a final version of a system used to demonstrate. concepts and try out design options