고종훈 한국사 OX문제집

#Civil Service Examinees #Civil Service Officers #Civil Service Prep Students #Korean History #App

1. Error Note
Save questions you get wrong immediately. Re-take saved questions.

2. Check your weak areas. Complete each chapter and get automatic grading!
Identify your weak areas.

3. Clean Screen
For those who struggle with eye strain every day,
A comfortable screen layout and vibration alerts you when you're wrong!

4. Anytime, Anywhere
Even developers were civil service exam candidates. Use it in your spare time.