Normal body temperature varies throughout the day â it's lower in the morning and higher in the late afternoon and evening. Although most people consider 98.6 F (37 C) normal, your body temperature can vary by a degree or more â from about 97 F (36.1 C) to 99 F (37.2 C) â and still be considered normal. Factors such as your menstrual cycle or heavy exercise can affect your temperature.
Traditional methodologies such as waterfall that have distinct phases are sometimes known as software development life cycle (SDLC) methodologies, though this term could also be used more generally to refer to any methodology.
These steps together define the cradle-to-grave life cycle of the software project. There are four fundamental phases in most, if not all, software engineering methodologies. These phases are analysis, design, implementation, and testing. These phases address what is to be built, how it will be built, building it, and making it high quality.