what is immutable class?
Java Senior Interview Questions
6,023 java senior interview questions shared by candidates
exception handling if a price of code has four lines and wants all the lines to be executed even if exception occurs then what will you do to so that all the lines gets executed.
Write code to perform select query using Hibernate
First round asked about my background. Second round was technical questions about Java and an ETL-type challenge with their modeler. Some technical questions: What is ACID and explain, Java memory types and how it is handled. How to make sure objects will be garbage collected. How to make table creation faster in SQL, multithreading, streams, what are the different types of collections in java, what is an example of an ordered map, etc
what is microservices
What happens when we have a scynchronized method? method gets lock or the object is locked.
What is Serialization and its internal implementation . After that few basic collections related questions
Design related question wrt performance issue. Database design for large sytem
Way to proceed with DI
There were few timed MCQ related to time complexity of algorithms. One coding question which was basically simulating FSM.
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