Insight Global Software Developer interview questions

written test ,telephonic call,face to face technical interview,manager round mainly on java spring hibernate webservices kafka Which two method you need to implement for key Object in HashMap ?What is immutable object? Can you write immutable object?What is the difference between creating String as new() and literal?Write code to find the First non repeated character in the String ,How do you handle error condition while writing stored procedure or accessing stored procedure from java

A 1 hour in person interview with 4 people. Relaxed, conversational, positive. Thoroughly enjoyed meeting the people I interviewed with. Very positive experience! Yes yes yes yes yes yes yes yes yes yes yes