Q: How data structure internally designed in ArrayList ?
Q: What is bad in ArrayList in terms of performance ?
Q: Explain one REST API you have created in last project.
Q: How do you validate the data coming at controller layer ?
Q: Difference between POST, PUT and PATCH ?
Q: Explain indexing in relation database.
Q: Disadvantage of indexing ?
Q: Explain different types of joins.
Q: What is Stored Procedure ?
Q: If you are debugging an issue and you don’t find anything in logs then how do you more further in debugging ?
Q: CI/CD Pipeline steps
Q: Coding : Java 8 code snippet for sorting
