Editor's Note: Read the 2017 State of DevOps Report to learn how DevOps helps teams improve both IT performance and business results. Demand for people with DevOps skills is growing rapidly because businesses get great results from DevOps.
Single Subject Design. From Wikipedia, the free encyclopedia. Single-subject design or single-case research design is a research design most often used in applied fields of psychology, education, and human behavior in which the subject serves as his/her own control, rather than using another individual/group.
A system project comes to a critical point when the complete new system is described in a System Design Specification or SDS. This is the time when management can be told enough about the project to make a go/no go decision. The System Design Specification provides the input into management's decisions.