Spring mvc Hashtable vs concurrent hashmap Map vs flat map Api gateway Microservices vs monolithic Streams Catch why Arraylist vs linked list Classnotfound exceptions 500internl error Patch method Lambda expression Equals vs == Foreign key annotation
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Singleton design pattern , deadlook
Java oriented questions
There was only one round of assessment. I didn't clear it.
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– Servlet Lifecycle – Multithreading – Inheritance – Polymorphism – Concepts of Interface & Abstract Class – Static keyword – Garbage collection mechanism – Diff between Java and C/C++ – Explain the properties of Java – Collection Framework(Important). He gave me a code to write using ArrayList
difference between map and flatmap What is failfast and failsafe in collections spring AOP what is circuit breaker? What is RestTemplate
Self Introduction View Joins Static Keyword Html Tags Iframe
Java Concepts - Arrays, Strings, pattern program, Exception Handling
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