java

1. features

1.1. smile

1.2. secured

1.3. platfor indpendat

1.4. robust

1.5. portable

1.6. dynamlc

2. Threading

2.1. new

2.2. ready

2.3. run

2.4. wait

2.5. exicute

2.6. Multitasking

3. Package

3.1. Build in package

3.1.1. IO

3.1.2. utill

3.1.3. Awt

3.1.4. Swing

3.1.5. Server

3.1.6. Applet

3.2. User Defind Package

4. Data Type

4.1. INT

4.2. Float

4.3. Double

4.4. String

4.5. Char

5. function

5.1. Build in function

5.1.1. math

5.2. User Define function

6. Collections

6.1. Map list and set

6.2. Equals Hashcode

6.3. legacy _Synchronized

7. Applications

7.1. Web Applications