Input: int set1[] = {12, 34, 11, 9, 3} int set2[] = {7, 2, 1, 5, 7} Find if the given sets are disjoint sets(there should not be any common element)
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.
30,909 java developer interview questions shared by candidates
They asked me in cache if we are using hashmap then in multi threading environment the cached data get inconsistent so for that what data structure we can use?
Using JDBC, what is the difference between a dynamic statement and a stored statement?
What is the difference between abstract class and interface
Difference between overridding and overloading in java
1. In written first question is star pyramid question 2. second question based on strings. 3. In interview mainly asked from core java and c basics questions like fibonacci series,recusion etc
Jdbc, threading, collections
What's the difference between a class and an object.
Basically just went over my cv.
What is the MVC architecture? How do you feel about being subjected to sleep deprivation? What is your tolerance for electric shocks? Can you tell that I'm a sociopath?
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