A free app for Android, by Zeal Mobiles.

Java is one of the most popular programming languages in the world. It is used in many different industries, including software, gaming, media, telecoms, and finance. It is the most used programming language in Android. This is a great application for preparing for the Java interview. It contains many frequently asked core Java interview questions with answers, which are very useful for both the interviewer and the interviewee. You can use this application to prepare for the interview, or just to refresh your basic java knowledge.

The application is very easy to use. You can follow the progress of your preparation in real-time.