Interviewers will check your concepts and understanding on each topic especially in JAVA and the skills written in Resume. Don't expect only questions and ans given in websites they will dig you if they find you are capable to join their team. They will also check your personality, mindset, decision making and they will always counter on each and every sentence you speak be ready for that and speak wisely. Advice don't showoff unnecessary things in resume be true on what you are and have depth knowledge. Here quantity doesn't matter quality matters.