Q. What is the purpose of the hashCode() method? Ans. The hashCode() method generates a unique integer for an object, aiding in efficient data retrieval in hash-based collections. Used in hash-based collections like HashMap and HashSet for quick data access. Returns an integer value, which is the hash code of the object. Two equal objects must have the same hash code (consistent with equals()).
Theys Asked about oops, java stream and java 8 features along with one coding question(intermediate level).
1.Find String concurrency 2.find 3 highest salary of employee 3.java 8 features
find palindrome
what is used for @Qualifier?
Detect loop in linked list Binay search tree Sum pair from array
Different between @Controller and @RestController
Questions were based on Java ( related to the applied position)
First round: All the basic OOPS coding problems Second Round: String problem as a greedy problem. After that Thread questions how to overcome deadlock. Third Round: Medium problem on Log pattern and process based on single
There were - in my opinion - some mostly irrelevant questions, or I would rather say that they put a great emphasis on things that are not crucial. For example they asked several times about the SOLID principles of OOD, and related to that about cohesion... etc.
Viewing 4391 - 4400 interview questions