concurrent collections, executor framework in multithreading, diff annotation in spring boot, one to one and one to many mapping practical example.
Software Engineer Software Developer Interview Questions
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Self intro Oops Threading About Project Collections Programming questions
1. What are Lambda Expressions? 2. Read a list and print odd numbers using lambda. 3. Function Interface 4. Serialisation 5. Rest api creation process 6. Change server port in spring boot. 7. Transient keyword
Concepts of oops Small coding examples Hibernate basics
Good
If you are applying for Java developer position then you must know about stream api, map and collections.
Exception super class name ? & error vs exception ?
Featuers of java . Def of string. Polymorhisum. Inheritence.
The technical round of the HCL interview for a Java developer role covered a range of topics, including: Core Java Handling and types of exceptions Threads and multithreading Core OOP concepts Discussion on whether Java is 100% object-oriented Process of memory allocation during object creation Collections Framework: Concepts and practical usage SQL: Focused on joins Tools Git for version control Maven for project management and build automation
Typical Java, Java8 and spring boot questions and some features of Java15. Questions based on background and previous projects but nothing out of ordinary.
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