Level plan:
What else you can watch at your leisure: If you still have open questions after studying the lecture on CodeGym, then look at the following links:
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![Level 2: level plan and add. materials - 1](https://cdn.javarush.com/images/article/fdd575ed-38f4-4162-b560-c589d354ee8b/512.jpeg)
- Introduction to Java: Variables, Methods , Classes
- Primitive (
int
,char
,boolean
) and reference (composite) types - Declaring/creating a class
- Explanation of multiple variable references to a single created object
- Initialization with a default value
null
- Variable visibility, access modifiers
public
,private
, default modifier (package) - Passing objects to methods by reference and by value
- Exiting a method using return
- Full class name, class imports
![Java course](https://cdn.javarush.com/images/article/31a653a5-5d14-41e3-9ee4-747b5ad74c7f/512.jpeg)
- Read about the if-else construct .
- You can see slides on primitives , as well as this good article .
- Read this article to learn about autoboxing primitives in Java
- Here is a good lecture about classes and objects
- Read carefully this material: Java Philosophy
Found a cool link to the material on this topic? Add it here as a comment. Perhaps it is your link that will help another person become a programmer and improve his life! Level 3: level plan and add. materials Back to learning java online at CodeGym.
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