I mentioned in resume about Spring-XD. Asked what is it.
Desenvolvedor Java Interview Questions
Desenvolvedor Java Interview Questions
Prepare-se para responder a perguntas técnicas que testam seu conhecimento básico de Java. Os entrevistadores também podem fazer perguntas abertas para avaliar suas habilidades de codificação e solução de problemas. Prepare-se para perguntas não técnicas relacionadas à sua gestão de tempo, comunicação interpessoal e ética profissional.
Principais perguntas de entrevista para desenvolvedor(a) Java e como respondê-las
Pergunta 1: Qual é a diferença entre HashTable e HashMap no Java?
Pergunta 2: Crie um programa para determinar se 243 é um número de Armstrong.
Pergunta 3: Como você cria códigos de qualidade quando precisa trabalhar em vários projetos Java ao mesmo tempo?
30,886 desenvolvedor java interview questions shared by candidates
First step just generic java questions. Second round was more like what you did in the past from high school till now.
How do you process huge file with not enough memory available.
Thread questions with syntax errors
Are you familiar with Git, Stash, Sourcetree
What is SQL Injection? Serialization vs Synchronized. Interface vs Abstract. Queue vs Stack, Vector vs ArrayList. Array vs ArrayList. What is a virtual function? When are these used: static, transient, protected, Iterator? Name 4 principles of Polymorphism. Can a lock be acquired on a class? How do you secure a web service? What is operator overload? Explain an ENUM. Which is more expensive? Array or LinkedList.
What attracted you to the company?
1. What are the issue might appear in multithreading? 2. Concurrent Hashmap how it works? why is better than synchronised block? 3. how to achieve locking? difference between lock and shynchronised 4. Design patterns related questions ( example of various design pattern) 5. how to secure micro services in Spring? 6. how to optimise a query if you find out its slow? 7. difference between arraylist and linkedlist, which one is better? 8. Gave me a scenario and asked me how to solve this? 9. Different Joins in SQL. 10. Future, callable, executor service. 11. S.O.L.I.D principle with examples.
Removing of duplicate Employee object from a list based on their employee ID.
Foi solicitado que abrisse um editor de imagem para desenhar um esboço de arquitetura distribuída.
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