Question related to Spring Framework and Java. There was an online test before I went for in person interview.
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
1)Assume Threaded Environment, what can go wrong in code and how to fix it. -your given a main, interface, and a global final static variable 2)Overriding ArrayList equal operator I believe? -Basically in main you add an object- array.add(new object(3,4)), then attempt to remove - array.remove(new object(3,4)). -You can't edit the main, so you have to override the equals operator in ArrayList in the class method 3)Overriding Hashmap equal operator and hashcode -Similar logic, you cant edit the main so edit the method. 4)Threading questions, basically a this.wait() -Did not get a good look at this question, but review your Operating Systems. Has to do with thread locking i believe (rusty myself here need to look over it) 5)Write out the ArrayList class. -Write out the ArrayList data structure -getsize -addElement -Remove Element -One more which I forgot -This question is actually very easy but a little time consuming, I did not get to it sadly
Collections->hashmap implement logic not to allow null
Tell me about software projects you have completed
you get an automatic reply containing as assignment , that will take you couple of days to complete. then they reply something like....your CV does not match our desired skill set, that't it!!! (are you serious?!)
This is a much better description of what I heard from the girl of the interview. There are ducks. Ducks can fly and quack but in different ways. Make a design so that you can have all the ducks in the system with the different "flying modes" and "quack modes".
Implement following method: public String findValueInMap(String[][] myMap, String key)
Could I wait 3 months to start the job.
what is the difference between a where clause and a having clause
Quais as principais ferramentas e qual grau de experiência que você tem em cada uma delas.
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