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Java Developer Internship Interview Questions
30,909 java developer internship interview questions shared by candidates
ER diagram for Java engineer.
Why did you apply for this role
One of the key questions they asked me was about my experience in Java and Spring Boot projects, specifically how I designed microservices and ensured performance and security. This helped them assess both my technical depth and practical problem-solving ability.
1. Given 8 balls, 7 have identical weight, 1 is heavier and also a weight balance. Find heavier ball in min. steps. I told could do in 3 steps. He wanted in 2 steps. I tried but failed.
You are so old for this job, you should have been on top why you still apply for this kind of mid entry level?
Quick Sort
Store the elements in a stack and have a function that returns the minimum value without iterating again over it. Design an auto-complete mechanism similar to google's autocomplete mechanism. What are default methods in Interfaces in Java 8 , why are they needed? If a class extends two interfaces having the same default method , what will happen then How will you make an Employee class as your HashMap key.
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It is everything in and around of our project, and skills on resume.
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