I had to work on a codebase with a model class, a service interface and a third class with some business logic based on the other two. There were some missing names, logic, etc. The purpose of the interface and the business logic class were provided in javadoc style comments.
Java Developer Interviews
Java Developer Interview Questions
In your interview for a java developer position, be prepared to answer technical questions that test your understanding of Java basics. Interviewers may also ask open-ended questions to assess your coding and problem-solving abilities. Prepare for non-technical questions that focus on time management, interpersonal communication, and work ethic.
Top Java Developer Interview Questions & How to Answer
Question #1: What is the difference between HashTable and HashMap in Java?
Question #2: Write a program to determine if 243 is an Armstrong number.
Question #3: How do you produce quality code when you have several Java projects to complete at once?
30,900 java developer interview questions shared by candidates
Question sur les activités du CM
Circuit breaker implementation in Java: The service A calls service B and service C every time. If one service fails 3-times in 10 minutes ( or 20 seconds in the implementation) the next call will be blocked for 5 minutes (10 seconds in the implementation). There was given a simulation of remote method calls, I needed to implement only the execute() which calls the remote service if possible.
What is exception? when should occur NullPointer exception?write a program for NullPointerException? explain about singleton design pattern? Write a thread safe Singleton class. can we write a class in scriptlet? Expalain abou Hashset?
completely on your resume. face to face round I was interviewed for 1 hour and 30 minutes.
Roles and responsibilities in the current project, Restful services basics, Hibernate basic questions.
Spring,core java,hibernate basic,,,
I didnt face any hard questions.
How to deploy the app to multiple environment ?
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