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NIIT Technologies Java Interview Questions for Experienced (3+)

NIIT Technologies Java Interview Questions for Experienced Today we will discuss NIIT Technologies Java Interview Questions for experienced developers having 3+ Years of Experience. In the earlier post, we had discussed  IRIS Software Interview Questions in Java ,  Kent CamEye Interview Questions in Java , and Fiserv Interview questions in Java .   Let's see the NIIT Java developer interview questions now... These questions are solely on the basis of the face-to-face interview given by people and collected thereafter. So let's get started... NIIT Java Interview Questions Face to Face Rounds      Core Java Interview Questions Write a program to print Fibonacci Series using recursion? What is the difference between hashtable and hashmap? How concurrency handles in the hashtable and hashmap? Is there any other alternative for concurrent collections in java?     Spring Interview Questions What is a Spring transaction? What is DI/IOC and what is the difference between constructor-ba

Fiserv interview questions in Java

Fiserv Interview Questions in Java Today we will discuss Fiserv Interview Questions in Java for experienced developers having 3+ Years of Experience. In the earlier post, we had discussed  IRIS Software Interview Questions in Java  and  Kent CamEye Interview Questions in Java .   Let's see the Fiserv Interview Questions now... These questions are solely on the basis of the telephonic interview given by people and collected thereafter. So let's get started... Fiserv Interview Questions Telephonic Rounds       Spring Boot Interview Questions What advantages does it provide? What is a spring initializer?         Core Java Interview Questions What is a race condition in java? What is the Deadlock condition in java and how to prevent it? We have a String s = ({)}(}) In this string we have to write logic to identify the missing opening or closing braces if any? We have a array = [12,25,-79,0,98,71], find the longest continuous array which have maximum sum.( Solution )     Hibernate I