"Core Java Essentials" are something you must know, and know it well to succeed as a Java professional. Even 40% to 60% of the so called experienced professionals fail to make an impression due to their lack of understanding in one or more of the areas covered in this book. Lack of good understanding in the core essentials can be a speed breaker to your career advancement. If you have a java interview coming up in a few days or you want to impress your peers and superiors with your technical strengths during code review sessions, team meetings, and stand-ups, and concerned about how to make a...