Tech is the application of scientific knowledge to create devices, software, and systems that enhance everyday life and drive progress. https://wikis.ece.iastate.edu/cpre488/index.php?title=%E2%80%9C%EB%A7%89%EA%B3%B5_%EC%A7%81%EC%A0%84_VIP%EC%84%9D_%EB%B0%98%EA%B0%92_%EC%96%91%EB%8F%84%E2%80%9D%EC%97%90_%EB%88%88%EA%B8%B8%EC%9D%B4_%EB%A9%88%EC%B7%84%EB%8D%98_%EB%B0%A4