Draw class diagrams for a basic theoretical web application on whiteboard.
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.
30,898 java developer interview questions shared by candidates
Given 2 integers (in String format). Add them together and return result. The integer string can't be parsed into the integer variable. (Integer.parseint(s))
What is left join?
How can you sort an employee class based on id and name?
Please tell me about yourself
Basic of core Java, spring ,hibernate,jms,agile, mukti threading kanda and streams,collection etc.
Question were mostly on the technical side with java and SQL database
What you do at current job?
Problem solving: There will be 2 linked lists L1 and L2 and an variable x. Task is to find out number of pairs from one element from L1 + one element from L2 = x . Example: L1=12->11->10->0 L2=1->2->20->7->15->13 x=13 Expected output: 3 Explanation: (12, 1) , (11,2), (0,13) => 3 pairs
draw a graph
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