Qns on Interface Abstraction Collection Java generics Framework Database connectivity Given some code and asked to find the output
Java Full Stack Developer Interview Questions
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string vs string builder ?
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About JAVA and OOPs concepts
HashMap Vs ConcurrentHashMap. Java8 new features. Spring MVC, Spring Boot micro services core java in depth They gave problems to solve
1)What are the pillars of object oriented programming 2) Write a program to showcase abstraction with encapsulation. 3) Difference between union and union all in DBMS
Interviewer starts with java 8 questions like java 8 features, Intermediate and terminal operation in stream, functional interface, dispatcher servlet, then coding questions, algorithm data structure, spring boot, microservices, jpa, hibernate, react js , javascript
Describe Routing & route-guards concepts in angular
project related questions,oops concepts,collections,exception handling
Internal implementation of LinkedHashMap? Internal implementation of PriorityQueue? Class level locking and object level locking? Can we invoke the terminated collection? Facade design pattern? Liskov substitution principle? Heap data structure? Doubly linkedlist datastructure implementation? [1,3,5,7,8,9], targetSum=13, output=[2,4] indexes of the elements that match the target sum. Find a second non-repeated character from the given string?
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