java

1. Threading

1.1. New

1.2. Ready

1.3. Run

1.4. Wait

1.5. Exicute

2. Function

2.1. Build-in function

2.1.1. math

2.2. User Define Function

3. OOP'S

3.1. Class

3.2. Object

3.3. Inheritance

3.4. Encapsolution

3.5. Polymorphism

4. Data Type

4.1. Int

4.2. Float

4.3. Double

4.4. String

4.5. Char

5. Inter Face

6. Package

6.1. -Build-in Package

6.1.1. io

6.1.2. utill

6.1.3. awt

6.1.4. swing

6.1.5. server

6.1.6. applet

6.2. -User Defined Package