Generics (Sets, Lists, Maps, Trees), Threads, Iterators
Software Engineer Developer Interview Questions
3,283 software engineer developer interview questions shared by candidates
Create custom map swift basics question DS Linear and binary search table view question
concurrent collections, executor framework in multithreading, diff annotation in spring boot, one to one and one to many mapping practical example.
Essay writing is done very carefully...because they choose students for next round an the basis of essay writing+Aptitude...
I could not attend the interview
Core Java-Collections, Serialization, Multi-threading, OOPS concepts, SOLID Principles, Design Pattern with implementation, Spring Boot, JPA, HIbernate, SQL queries, AWS Services- Lambda, Fargate, Docker, Kubernatives, S3 configuration. Coding - Arrays, Strings, LinkedList Java Stream lambda for custom class
1. What is static in public static void main 2. Why java program starts from main' 3. Checked and Unchecked exceptions with examples 4. Custom exception handling 5. Java 8 features : Optional class, functional interface 6. OOPS concepts 7. method overloading and over ridding 8. When is overriding used 9. Unreachable catch block 10. Why is string immutable 11. Difference between string Builder and Buffer 12. what are the components in @springBootApplication 13. Agile methodology 14. Design patterns 15. What does static keyword do 16. Can static methods be overloaded 17. valueOf() Some logic based coding Questions on previous projects
If you are applying for Java developer position then you must know about stream api, map and collections.
Interviewer directly jumped into screen shared code writing. He gave a problem statement on hash set. Asked some questions on polymorphism, asked to write basic code around it, then went onto solid principles. HashSet qestion was difficult
There were many rounds and all were going smoothly. They asked everything in java from java features to spring boot framework. First round was coding round which was 3 hr assignment like read data from CSV/Excel file and and after calculation you have to write back to the CSV file.
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