What is Hashcode default implementation?
Java Lead Interview Questions
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1. Implement Comparable Interface? 2. Write a Employee class and sort its properties age and Emp name? 3. How actually hashmap works in Java? 4. How the size of ArrayList grows dynamically?
How concurrent Hashmap works ?
write SQL query to get the Sixth minimum salary
What is class?
Draw merge sort on paper.
Works on spring boot API.
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What is the difference between String Builder and String Buffer
1. Java 8 questions 2. Overloading, overriding 3. Exception 4. Internal working of java 8 stream api 5. Java 8 date & time que and internal working Overall easy questions, basic core java interview questions Client interview - hashmap , linked hashmap internal working
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