Recently attended a Java interview for HCL Tech . thought i could share my questions asked-
Checked Vs Unchecked exceptions
JAVA 8,17,21 features
Multithreading basics and advanced like future vs completable future
Spring vs Spring Boot
Write threadsafe singleton pattern
Reverse a list using java stream api,
Order list of employees using stream api
Write SQL query to group employees by dept using spring data JPA
Easy did not any different or difficult questions and one coding question as well which is just showing repeated alphabets and their count as well for the coding question.
That's all the interview i remember which is an easy interview
Preguntas de entrevista [1]
Pregunta 1
one coding question as well which is just showing repeated alphabets and their count as well for the coding question.
2 technical rounds, and 1 hr round.
first round with medium difficulty with topics in core java, spring framework and sql
second round bit hard with scenario based questions and also some architecting type quesions