It provides concept organization by subject so that anyone who wants to support an IT company or study CS knowledge can study. It also has a function that provides random questions to prepare for exams or technical interviews.

# Interview preparation is the main content#

version 2.0
- Change URL
- Multiple choice quiz made to scroll!

version 3.0
- Created a keyword search function.
- Fixed a bug where the second unit of the result screen was displayed strangely.
- Concepts and quizzes are constantly being added to the server.

version 4.0
- Now it shows the concept as a web view! Check out the more beautiful concept window.
- I left the source of the icons used.

version 5.0
- Fixed screen movement bug.

version 6.0
- Added a screen to study Android and Spring.
- Data will continue to be added.

version 7.0
-Fixed a problem where the answer to the interview preparation was not output properly.

version 8.0
- Separated interview preparation from multiple-choice quizzes.
- Personal interview preparation has become possible.

version 9.0
- Increased compileSdk to 33.
- Resolved an error in the output of subjective answers.
- Added artificial intelligence subject.

Version 10.0
- Fixed some bugs.

Version 11.0
- Computer structure subject has been added.
- Fixed some screen movement errors.

version 12.0
- Combining Computer Architecture with Operating Systems.
- The error reporting function has been restored.

Version 13.0
- ‘Developer common’ interview subject added
- Fix interview answer and concept screen errors
- Added scroll function for interview answer window

Version 14.0
- Error fix

Version 15.0
- Implementation of login and membership registration functions

Version 16.0
- Fix my page error

Version 17.0
- Added feature to multiple choice quiz
- Now you can see the interview preparation questions again
- Fixed My Page error
- Gradle Version Upgrade

Version 18.0
- minor updates

Version 19.0
- Added interview response recording function. Check Your Pronunciation

version 20.0
- You can check the number of interview questions.

version 21.0
- Update the number of interview questions

version 22.0
- Interview preparation has been set as the start screen.

version 23.0
- Update problem count
- Added error prevention function

version 24.0
- The font of some text has been changed.

version 25.0
- Introduction of Splash Screen

icon source

Teamwork icons created by Becris - Flaticon
Decision tree icons created by Freepik - Flaticon
Algorithm icons created by phatplus - Flaticon
Software icons created by Freepik - Flaticon
Database icons created by phatplus - Flaticon
Web Programming Icons by Flat Icons - Flaticon
Android icons created by Freepik - Flaticon
Bud icons created by DinosoftLabs - Flaticon
Artificial intelligence icons created by Freepik - Flaticon
Coding icons created by Good Ware - Flaticon