Explain the different REST operations (GET,PUT,POST, DELETE) and explain 'idempotency'.
Sr Java Entwickler Interview Questions
414 sr java entwickler interview questions shared by candidates
oops, springs, GIT, Bit bucket, Jenkins
Q1 ) find kth largest element in an array without using any extra data structure and without using sorting (hint :- use quick sort) Q2) print right angle triangle pattern by using only one loop Q3) take any real world example and apply oops concept by doing coding
Why you decided to leave your current job?
Theoretical: Code smell Java memory leak: create Class the generates immutable objects use Record java 14, obiect immutable, how objects are saved Deep copy vs shallow copy What is a pure function? Try with resources Seal class java 17 stream operation intermediale and final, Lambda and functional interfaces Marker interface default method solid principles. Design patterns; proxy decorator Hibernate proxy Lazy loading , Hibernate cache level 2 , @cachable @transaction : isolation vs propagation and ACID principles Practical: Calculate unique number of occurrences
Find errors in reverse linked list
How does Dependency Injection work?
JMM (Garbage Collector, Java Heap, Java Dump)
What happens to a stream if you never call a final operation?
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