find two elements in the array which produce a sum equals to a specific target sum
Java Developer Interviews
Java Developer Interview Questions
In your interview for a java developer position, be prepared to answer technical questions that test your understanding of Java basics. Interviewers may also ask open-ended questions to assess your coding and problem-solving abilities. Prepare for non-technical questions that focus on time management, interpersonal communication, and work ethic.
Top Java Developer Interview Questions & How to Answer
Question 1
Question #1: What is the difference between HashTable and HashMap in Java?
How to answer
How to answer: Interviewers use technical questions to assess your formal training and understanding of the Java programming language. Use your answer to demonstrate your communication skills. Even if you have been coding for some time, it can be helpful to review Java basics before your interview.
Question 2
Question #2: Write a program to determine if 243 is an Armstrong number.
How to answer
How to answer: Interviewers use open-ended questions to test your coding skills. This question allows the employer to assess your ability to solve a problem using a Java algorithm. Explain your thinking process as you use a code editor or whiteboard to solve the problem.
Question 3
Question #3: How do you produce quality code when you have several Java projects to complete at once?
How to answer
How to answer: Java developers often juggle multiple projects at the same time. Interviewers use questions such as this to test your time management and organizational skills. Employers are also trying to assess your commitment to quality work. If you have experience as a developer, include examples from your work history that demonstrate high-quality work and effective time management.
30,911 java developer interview questions shared by candidates
La primera entrevista fueron preguntas para conocerme y explicarme qué es garaje y en general un primer contacto. La segunda también fue un poco presentación pero ya contando qué me gustaba más en el mundo de la programación (en mi caso front al haber estudiado diseño gráfico) y un poco dónde podría encajar dentro de la empresa. En la tercera también me presenté pero esta vez además de dar mis preferencias a la hora de programar también me comentó Rubén que entraría a su equipo de trabajo y que fuese una persona proactiva, que hiciese preguntas y que así iría mejorando.
They asked about a difficult problem that I encountered in a previous job.
What does SOLID mean?
You fetch data from API, How to avoid rewriting client but get data field which you don't parse now and neglect?
A mix of your ordinary algorithm questions like sorting, etc. Very typical of an interview. Then some "break it" questions - what is wrong with this, create something with this issue, etc. Questions that only experienced developers can answer.
First round was a system test
normal j2ee questions
difference between Map and Hashmap
How the indexes are built. SOLID patterns , mircro services, spring boot.
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