All the questions asked were from https://medium.com/@s.sreejith/core-java-interview-cheat-sheet-dce4f2590f4f
Software Engineer Senior Java Developer Interview Questions
1,895 software engineer senior java developer interview questions shared by candidates
What is functional interface in Java
Coding question - find second highest element in array, without using 2 loops. Interview question asked-- 1. Project challenges in your current project. 2. java 8 features 3. git commands to handle conflicts 4. hashmap, concurrent hashmap 5. string usage, how to make string mutable 6. abstract and interface 7. sprinboot connection with Angular 8. How to connect springboot with JB(all step by step process) 9. why to use springboot over spring 10. Agile tickets and US. 11. Checked and unchecked exception 12. polymorphism in deep explain 13. springboot resource folder explanation 14. GIT SIT UAT (how pipeline executed internal process expain)
Questions were on the following topics; 1. DSA/Problem Solving 2. Java(basics, OOPS, java8, streams etc.), 3. SQL 4. LLD 3. Resume(experience, project, skills)
Java Threads, Concurrency Problems, Running Threads
SQL queries Rest API, Spring Security, Collections- HashMap
autoboxing
1.restful api to download a file from server 2.insert thousands of objects of employee in db in best possible time 3. Mockito, why - but why - but why ???
What are they key components of Java 8 that you use on a daily basis?
why not to use hashmap in multi threaded environment
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