Question: Count the email domains List employees = new ArrayList<>(); employees.add(new Employee("A", "A@google.com")); employees.add(new Employee("b", "b@gmail.com")); employees.add(new Employee("C", "C@google.com")); employees.add(new Employee("D", "D@yahoo.com"));
Java eight latest concept Some of the string programming questions
Core Java rest API microservice
Have you worked on CI/CD? Have you worked on Kafka? Which AWS services you have worked on? Have you written any tests?
1. What is difference between comparator and comparable 2. Explain this statement System.out:: println 3. How's d you filter out elements using steams? 4. What are new features of Java 8
Questions for the topics indicated in your CV, Java Core questions, SQL questions and so on.
Find Kth largest element in an array?
1. How does Hashmap works internally. 1.2. Hasmap vs Hashtable vs SynchronizedHashmap 2. How to reverse array 3. What is synchronized keyword? and lot many questions followed it up. 4. Exceptions (Specially hierarchy related) 5. Spring Basics 6. Spring annotations 7. Hibernate Basics And Yes In MR round the interviewer may like to test your basic logic. He asked me to solve a puzzle like: How to get 2L water from using a 5L and 3L Bucket. and similarly 4L water.
Basically OOPs concepts on 1st round and Mostly questions on Design in 2nd round
synchronized keyword
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