Me postulé en línea. Acudí a una entrevista en Principal Financial Group en oct 2021
Entrevista
Had first round of interview online via VC. This was purely technical. Couple of behavioral question. Both interviewer were nice and introduce themselves before proceeding. The interview was on Microsoft Teams and basic java questions were asked.
Preguntas de entrevista [1]
Pregunta 1
1. Introduce yourself, tech stack etc.
2. Abstract class vs Interface
3. Thread class vs runnable
4. Internal working of HashMap.
5. Few Questions on AWS.
6. Will Hashmap print null key with some value?
7. Difference between ArrayList and vectors
8. Synchronized method and block
9. Few questions about multithreading
10. Few questions on Springboot annotations.