It was medium with questions based on java 8, springboot, microservices, rest api and mysql Features of java 8 and asked to solve some coding ques using streams Questions on core java, multiple threading, collections
Sr Java Developer Interview Questions
5,281 sr java developer interview questions shared by candidates
Spring Boot, Spring Cloud, Kafka, Design Pattern, 2 DSA question easy one.
Ways of creating thread. When to use runnable and when to use Thread. Abstract Class Instantiation of Abstract class Singleton classes Where singleton design can break? Custom class object as key in hashmap Identity hashmaps---equality is done using reference (==) Concurrent hashmaps--contains segments--1Sements = 1 Hasmap(Conceptually) Final class
JWT, Authentication,Spring security,Spring annotation and Java 8 program max slaary of employees group by department. Shallow copy and deep copy , transactional
Do you know about Kafka and how to use it in a springboot project?
Why would you like to work at Picnic?
what would you bring to picnic?
Implement a method for reading from the input (Java IO, System.in, or just basically a file), mapping that input into objects, and writing those objects to the output (System.out). You can use any library of your choice to solve that problem
depending on panel mood. if Junior resources then will be asking on google based.
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