Difference between comparator and comparable What is Immutable class , how do we do it? Implementation of hashmap Design patterns what is volatile keyword what is function interface difference between throw and throws and many more questions on core java Write a code to reverse linked list(in your IDE)
1. Design time entry system for employees. Find out in 6 how many holidays does an employee took 2. Find and return unique character in a string 3. What are spring Scopes and when use which one. 4. Singleton design pattern 5 angular event model 6 ORM and it's benefits of
Create an architecture for a monitoring system.
How Collection.synchronize(map) different from synchronisation in concurrent Hashmap.
Regarding OAuth design
Distributed Candies and another geo location algorithms
what is generic in java, what is streams?
1. Explain Collection framework in Java? 2. Java 8 Features 3. Sorting array elements ( Based on Comparator & Comparable) 4. OOP Concepts 5. Array List vs Linked List 6. Sort map by value 7. Internal Working of HashMap 8. Serialization 9. map() vs flatmap() 10. Add elements of List of List using Steam API 11. IOC & Depenedncy Injection 12. What is profiles and actuators in Spring Boot? 13. @Controller vs @RestController 14. @Bean vs @Component 15. Explain Auto configuration and Dependency management feature in Spring Boot 16. Get nth highest salary from employee table
Write a weighted random function.
None what I am allowed to disclose.
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