Ness Digital Engineering interview questions

2 rounds of technical interview 1 HR round Less waiting time, good experience, technical questions were moderate tough, Difference between hashmap and concurrent hashmap Fail fast and fail safe difference Callable interface Collection interface complete view Arraylist n linkedlist difference Spring MVC architecture Hibernate caching Spring beans scope Singleton n prototype difference How to create immutable class

Interview process was fairly simple and completed in 2 days. My first round was taken by Manager in Ness and I had 2 rounds at Client place. After that HR confirmed my selection and asked me to send some educational and previous employment documents.