First sound: Working of Hashmap, Equals and Hash method. Second round: All OOP concepts, Java exception handling, collections,etc. Spring Framework- inversion of control, dependency injection, scopes of beans etc.
Senior Java Developer Interviews
Senior Java Developer Interview Questions
"Senior developers have years of experience in Java and have the knowledge and communication skills to mentor other developers. Companies prioritize strong technical skills and questions will focus on problem solving and critical thinking. A bachelor's degree in computer science or a related field, along with years of industry experience are standard."
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Open discussion as I failed previous questions and I asked for knowledge
Explain about your past projects
Coding - html tag replacements
System design - design order functionality in online e-commerce store
What is a database transaction and how can two transactions interfere with each other?
What are the implications of using a database-generated identity on the application layer compared to using a UUID generated in the application?
What are the @Target and @Retention annotations used for? What is the difference between RUNTIME and COMPILE retention policies?
Can you explain JPA entity relationships, specifically EAGER vs. LAZY fetching, and their pros and cons?
What configuration options are available for the @Transactional annotation?
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