1. String related question 2. Data structures question 3. Basic design question
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.
30,885 java developer interview questions shared by candidates
1. Design and write code LRU Cache. 2. Design bit.ly 2. Check if Anagram string is present in the list 3. Design device behaviour app 4. BS about their product
what's the different between stargety pattern and decorate patter?
Explain the struts framework in a sentence
Why are you looking for change ?
What is your least favorite thing about phone apps (irrelevant)?
Explain the basic principles of OOP
Linked List, HashMap, Collections, volatile, multi-threading
Hacker rank: Sample Datastructure and algorithm questions(duration: 1 hour) Technical Round 1: Java and Spring boot questions ,Systen design Questions, Cloud technology questions(duration: 1 hour) Technical Round 2: Datastructure and algorithm and Spring boot questions(duration: 1 hour) Manager Round: (20 to 30 min)
what is transient variable
Viewing 2011 - 2020 interview questions