![]() Have you completed a project using Java 11?Ĭan you explain the working of substrings in String? How do you make an object eligible for garbage collection (GC) in Java? ![]() What is “Double Brace Initialisation” in Java? What is the advantage of an unordered array over an ordered array? In OOP, why is composition more advantageous than inheritance? If you have two years of experience, prepare for these Java interview questions: Related: 100 Java Interview Questions for Freshers With Example Answers Java interview questions for candidates with two years of experience What does the garbage collection process achieve?Ĭan you explain the differences between this() and super()? How do you declare an infinite loop in Java? What is the difference between the equals method and equality operator? How important are keywords in Java coding? In Java, what are the differences between abstract class and interface? Why is Java known as a platform-independent language? Is Java a purely object-oriented language? If you have one year of experience, practise answering these Java interview questions: Here are some common questions asked to candidates with different experience levels: Java interview questions for candidates with one year of experience What questions they choose to ask you often depends on your years of experience. When applying for an experienced-level Java position, the interviewer may ask you a few in-depth questions. Java interview questions for experienced professionals How would you compare two strings in Java? What are the advantages of Java packages? What do you know about wrapper classes in Java?Ĭan you list the differences between the Array list and vector?Ĭan you list the differences between Heap and Stack Memory?ĭoes the garbage collection process clean Heap or Stack Memory? What do you know about JRE, JVM and JDK in Java? Have you used a Request Dispatcher in a project? Which object-orientated programming concepts have you used? Have you ever used Java to manage a team? Which Java project did you enjoy working on the most? ![]() Irrespective of your levels of experience or skills, you may encounter these basic Java interview questions: You can also study advanced Java topics like JDBC, JSP and Servlet, and popular frameworks like JSF, Hibernate ORM framework, Spring with Core, MVC, AOP, JDBC and ORM, Struts and SOAP & REST web services. Experienced programmers may benefit from reviewing core Java concepts like concurrency, OOPs, exception handling, string handling, synchronisation, collection framework and multi-threading. If you are a new Java programmer, go over fundamental Java concepts, data structure, algorithms and API. Try to match your interview preparation with your experience level. You may get difficult questions based on advanced Java concepts if you have extensive Java programming experience. If you have one or two years of experience, expect simple questions. When making your selection, remember that your level of work experience with Java may determine the types of interview questions you get. Start your preparation by compiling a list of the most frequently asked Java interview questions and their answers. Ways to prepare for an experienced-level Java interview In this article, we can review the common Java interview questions for experienced programmers and read a few example answers. By practising the answers to these questions ahead of time, you can prepare well for your interview. When preparing for an upcoming experienced-level Java interview, review the questions the employer may ask you. Clearing the job interview can get you closer to being hired as an experienced Java professional.
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