About this site
Semiconductor Room is a site for learning semiconductor technology through multiple-choice questions. It is run by an individual.
About the questions
All questions and explanations are original to this site. The questions are divided into 36 topics, from semiconductor fundamentals to devices, fabrication processes, packaging and testing, and design and industry.
The English questions are translations of the original Japanese questions. We take care to keep them accurate, but they may contain errors. If you find one, please let us know via the contact page.
How to use
- By topic: pick a topic on the home page and answer its questions.
- 10 random questions: ten questions drawn from all topics.
- Weak questions: retry only the questions you last got wrong.
- Mock exam: 30 questions from all topics, with explanations shown at the end.
- Weak-spot check: one question from each topic, then your accuracy by area and the topics to study next.
- Question of the day: one question each day. Answer every day to build your streak.
- Learning courses: topics arranged in a recommended order for each goal, with your progress and the next topic to study.
Your answers are stored only in your browser and can be checked on the progress page. No account is needed.