Java Fundamentals: Can you explain the difference between final, finally, and finalize in Java? How do these keywords work, and when would you use each? Object-Oriented Programming: Can you describe the principles of Object-Oriented Programming (OOP) and provide an example of how you've used inheritance and polymorphism in a Java project? Concurrency: Java provides several ways to create multithreaded applications. Can you explain the differences between implementing the Runnable interface and extending the Thread class? Java Libraries and Frameworks: Suppose you were building a RESTful API in Java. Which frameworks or libraries would you use, and why? Problem Solving: (Provide a specific coding problem relevant to your project or company). How would you approach solving this problem in Java? Can you write a pseudocode or actual code to illustrate your solution?
Sr Java Developer Interview Questions
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Difference between spring and Spring Boot How to configure docker
Normal java questions. Struts spring framework
ohh, I can't remember that much, they asked me some core java questions like how memory works when you create object or assign values to variables.
Explain mulit threading in Java.
1. Why is Java a platform independent language? 2. Why is Java not a pure object oriented language? 3. Pointers are used in C/ C++. Why does Java not make use of pointers? 4. What do you understand by an instance variable and a local variable? 5. What do you mean by data encapsulation?
What is the difference between Windows and Linux
Q: What is unique about java?
Q: Have you handled any multiple threads applications, which resulted into deadlock, if so explain and why it happens, and what solution you implemented to overcome that?
Give me an example when you fixed a performance issue (it was the only question for this interview)
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