Final answer:
Software Engineering is a collection of techniques and tools used to produce high quality software systems by understanding the problem, designing and building the program, and writing code.
Step-by-step explanation:
Software Engineering is a collection of techniques, methodologies, and tools that help with the production of a high quality software system. It involves various processes such as understanding the problem, designing and building the program, and writing code. Software engineers apply their knowledge of engineering, mathematics, and science to create practical and useful software solutions that meet desired needs.