1. How Java memory works 2. What we get NullPointerException 3. Program to get factorial using iteration and recursion(discussion around edge case writing code etc.) 4. Explain Volatile, Synchronized & AtomicInteger 5. Why use kafka vs SQS 6. Performance optimization
Software Engineer Java Interview Questions
4,195 software engineer java interview questions shared by candidates
What is important when developing software?
Questions on Java, jsp and a written code in jsp.
2 rounds - TR and MR technical - 2 coding questions (LC medium) and java theory based questions - 1 hr MR - HR based questions and one coding question
How soon you can join
Why do you want to work for MHR? What does MHR do?
OOPs concept, HashMap, DBMS, Java
Technical round 1: Asked one easy level coding question on DSA . Output based question, OOPS, Java 8, Java Stream Api. Technical round 2: Database design question, SQL, Spring boot.
Advantage of String constant pool? Advantage of using finally block? Advantage of using Optional class in Java? How will 2 microservices communicate with each other? What is API Gateway?
The interview questions spanned a variety of topics within Java development. There were questions covering both core and advanced aspects of Java, including specifics about OOP principles such as inheritance, encapsulation, polymorphism, and abstraction. There were also questions about the Spring and Spring Boot frameworks, testing my understanding of these important tools in Java web development. Towards the end of the interview, I was asked to defend and discuss the project I had been working on, explaining my design choices, challenges faced, and how I overcame them. The interview gave me a chance to showcase both my technical knowledge and my problem-solving skills.
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