Java Oak is a user friendly and has a very simple user interface. the contents in the app could be easily understood even for beginners.
With the offline feature of the app you can use it anywhere without the dependency of internet.
With Java Oak, you'll learn
* Basics of java
* Flow Control
* Object oriented java Concepts
* Exception Handling Concept
* Multithreading Concepts
* String And Array
This java tutorial divided into following four sections:
1) Tutorials with lots of examples.
2) Lots of Interview QA.
3) OCJP practice quiz.
4) Programs with output.