Java 8 Features: What are lambda expressions in Java? Provide an example. Explain the Stream API and its benefits. What are default methods in interfaces? Memory Management: How does garbage collection work in Java? Explain the difference between stack and heap memory.
Is Java Platform Independent if then how?
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
java 8 theory as well coding questions, collection, multithreading spring boot microservices
Generic technical questions, typical team fit questions
They asked for basics of Java OOPS , to Spring, Transaction Management,Singleton etc
Http protocol methods, Is the same methods used in rest api? e.g Http Get, Http Post etc.
Related to current project which are disign pattern used in current project.
What is overloading?
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