java

1. Feacter

1.1. Simple

1.2. Object-Oriented

1.3. Portable

1.4. Platform independent

1.5. Secured

1.6. Robust

1.7. Architecture neutral

1.8. Interpreted

1.9. High Performance

1.10. Multithreaded

1.11. Distributed

1.12. Dynamic

2. Application

2.1. Mobile Applications

2.2. Desktop GUI Applications

2.3. Web-based Applications

2.4. Enterprise Applications

2.5. Scientific Applications

2.6. Gaming Applications

2.7. Big Data technologies

2.8. Business Applications

3. Control Statements

3.1. if else

3.2. switch

3.3. for

3.4. while

3.5. do while

3.6. break

3.7. continue

4. Object classes

4.1. Inheritance

4.2. Polymorphism

4.3. Abstraction

4.4. Encapsulation

5. Data type

5.1. bool

5.2. int

5.3. short

5.4. char

5.5. string

5.6. float

5.7. double