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Senior Java Engineer Interview Questions
604 senior java engineer interview questions shared by candidates
1. How many oops concept can you apply in single class, 2. How do you manage transactions in microservices, how will you configure 2 database in a single spring boot application 3. SOLID principal 4. stream 5. CRUD controller 6. Design patterns
Create constructor for Abstract class and implement it
For each and every question after explanation they asked to implement.
Explain Abstract class vs interface.
What is IOC in springboot and how objects are managed at runtime in detailed
Basic core java questions. Spring Boot questions. Try with resources Multiple databases on Spring Boot SQL joins queries
Write a scenario where deadlock is sure to happen?
Q: Given in input an array of numbers, returns a string with the duplicate values in ascending order separated by a comma as for example "1,2,3". Q: Tell me about Hashcode and Equals? Q: When do you prefer a SQL database over NoSql database and vice versa?
There is a small simple service for reading files at project startup. How would you scale your service in real production environement?
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