JDK 15 features released on 15th Sept, 2020. After 25 years of innovation, Java continues to be the #1 programming language, used by over 69 percent of full-time developers worldwide. The latest Java Development Kit (JDK) delivers new functionalities to improve developer productivity & security. As a developer, we should have knowledge of the features of new releases, at least which may be valuable to our development. JDK 15 features also may have an important role in the java technical interview. Not only JDK 15, but features of other versions of Java also can play an important role in the interview. Besides cracking the java technical interview we should also have an idea on the growth of our programming language with