To determine the version of your JDK software, use the following command:
java -version
press Enter on keyboard.
JDK 1.1
The AWT.
The inner classes.
The JavaBeans.
The JDBC.
The Internationalization and Unicode.
JDK 1.2
The Swing.
The Collections.
The Java IDL
The JIT compiler.
JDK 1.3
The RMI with CORBA.
The JNDI.
The JPDA.
The Java Sound.
JDK 1.4
Regex enhancement.
Exception enhancement.
Image I/O enhancement.
The XML.
IP enhancement.
The NIO.
JDK 1.5
The Console.
The Generics.
The Enumeration.
The Concurrency.
The Scanner.
The Generics.
The Enumeration.
The Concurrency.
The Scanner.
JDK 1.6
The JavaScript.
enhancement Web Service.
enhancement of JDBC.
enhancement of JAXB.
JDK 1.7
The Strings in switch.
enhancement of try-catch.
enhancement of Generics.
enhancement of numeric literals.
enhancement of NIO.
enhancement of Java 2D.
enhancement of XML and Unicode.
JDK 1.8
The Lambda.
The Date and Time.
enhancement of XML.
enhancement of Annotations.
enhancement of JNI.
The Date and Time.
enhancement of XML.
enhancement of Annotations.
enhancement of JNI.
Next: How To Check Your Java Version >>
Bibliography:
https://www.oracle.com/
https://wikipedia.org/
Effective Java; Joshua Bloch; Addison-Wesley
Head First Java; Kathy Sierra et. al.; O'Reilly
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