What is Oops. Write a Program given string array String[] input ={"eat", "tap", "cat", "tea", "act", "pat", "ate"}; //output = [["eat", "tea", "ate"], ["cat", "act"], ["tap", "pat"]]
Senior Java Programmer Interview Questions
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What was the most challenging situation faced in your previous experiences
Find first non repeating character in string without collections.
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OOPS concept
1. Explain the coin change sparing problem and improve the solution. 2. Java/Spring boot Question.
Why do we use microservices ?
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Multithreading, basic java, Springboot, microservices, collection
How Garbage collector works internally What is collision Can two objects have same hashcode From employee list select highest salary How concurrent hashMap internally works Bean scope How you handle exception in Spring Find Duplicate name in arrayList @Transcational Annotation is used for? How you will implement API How you test API JPS? what is difference between singleton in java and singleton in spring Optional Throwable
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