Question: what is the difference between java 8 java 10 and java 12?
Answer: Till Java 10, can use Open JDK & Oracle JDK in production free of charge but from Java 11, we can only use Open JDK as free but not Oracle JDK in production. Few important points about LTS. Every year, 2 releases from Java until 2028(Java 31). Long Term Support Release for every 3 years.