Project management is the application of appropriate knowledge, processes, skills, tools and techniques to significantly contribute to the success of a project.
PDCA：Plan+Do+Control+Action
Projects break down work into phases.
Projects exist in organizations, in open systems.
Involving customers at all stages of a software project increases their sense of ownership and makes it easier for them to receive the deliverables.
Methods of gathering requirements: interviews, focus group meetings, guided workshops, group innovation techniques, group decision-making techniques, questionnaires, observations, prototyping.
Project time estimation method: analogy estimation, three-point estimation ( 4* most likely time + most optimistic time + most pessimistic time /6 ).
Basic methods of quality management: Total Quality Management TQM , Six Sigma, Failure Mode and Effects Analysis FMEA , Design Review, Customer Voice, Cost of Quality COQ , Continuous Improvement.