How to prevent Singleton class multiple object creation from reflection
Sr Java Developer Interview Questions
5,300 sr java developer interview questions shared by candidates
what is functional interface?
On springs
Tell me about your skillset? Do you have prior working experience on Java Kotlin? Questions on SQL joins?
4th round - This 30 mins discussion was around OOP concepts.
1. Correlation ID 2. Junit and mockito related questions - how to write test case for private methods. 3. Spring Scenario based questions 4. Java oops concepts 5. Stack and heap memory 6. Http Multipart request 7. http status Eg : what does status 204 means 8. Microservies 9. Jenkins - CI/CD process 10. Why equals and hashcode methods has to override? and internal working of hashmap
Code for finding sub array whose sum is less than x
Solid principles, abstract factory impl, number series Java program
Core Java ------------- Java 8 Features Stream API Lambada Expression Method Reference Ways to create Threads Thread Lifecycle Diff. b/w Comparable and Comparator Synchronization in Thread Collection Related Questions ---- Write a program in an array of Integer to find the frequency of the element Write a program from a List of Employees where name and department will be there Group it by department using stream API
2. Find a distance between 2 object say like we have one array with all the fruits. Then we need to find the given string is available if not then closest matching string
Viewing 3201 - 3210 interview questions