Java

1. Data Types

1.1. Number types

1.1.1. Short

1.1.2. int

1.1.3. double

1.1.4. float

1.1.5. long

1.1.6. byte

1.1.7. char

1.2. Text Tybe

1.2.1. string

2. Operators

2.1. Bitwise operators

2.2. Java Logical Operators

2.3. Java Comparison Operators

2.4. Java Assignment Operators

2.5. Arithmetic Operators

3. Features

3.1. simple

3.2. secured

3.3. Dynamic

3.4. Robust

3.5. Object_oriented

3.6. High performance

3.7. Multithreaded

4. Application

4.1. Mobile Applications

4.2. Embedded Systems

4.3. Web Applications

4.4. Desktop GUI Applications

4.5. Scientific Applications

4.6. Enterprise Applications