1)What is Inheritance and deep dive.2) Jvm heap memory 3) how much memory does integer occupy 4) Exception handling questions how it is applied in parent and child class.5) How can we change the log level of an application in a production environment.6) Access modifiers inside the inheritance Ex: Private method in parent class can this be accessed inside the child class.
Java Senior Interview Questions
6,031 java senior interview questions shared by candidates
Can you alk about java collections?
When is String pool used? How? Types of creating String object.
Tell me about bean scopes?
Explain me how Java use interface repositories internally (what happens behind the scene)
API was responding in 2 ms earlier, now it takes 80 seconds. As a Lead, how will you find the issue?
1. Introduction 2. Project Overview (Flow, Tools, Technologies and Framework) 3. Agile 4. Stream API Question 5. Java 8 Features 6. Multithreading 7. Hashmap internal working and pseudo codes 8. @Transactional in database in details 9. How to handle concurrency in database for multiple parallel transactions 10. Design Patterns 12. Microservices Design Patterns 13. JPA and JDBC Questions 14. Others
Java experience developer questions which you will get from geeks for geeks or from interview bits
how you are comfortable with java
What is Thread pooler
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