Final answer:
Sematech is the U.S. technology alliance founded to protect and advance the U.S. semiconductor industry against competition from Japan.
Step-by-step explanation:
The U.S. technology alliance created to keep the U.S. chip industry competitive and prevent it from losing market share to Japan is Sematech. This alliance was specifically formed as a strategic effort to help the United States regain its footing in semiconductor manufacturing, which is vital for numerous industries, including automobiles, medical technology, and computer technology.
In response to a worldwide shortage and the competitive pressures of globalization, initiatives like Sematech demonstrate the U.S. commitment to maintaining a robust technological infrastructure and market presence.