Java HashMap HashSet - Fresher Interview Technical

As a fresher, you appear for a lot of interviews. Successfully clearing an interview is critical to building a career in the software development / IT industry. Watch this interview to understand the questions asked and practise these questions to crack the interview.

HR questions help the interviewer to know more about the candidate and judge both his personality and preparedness. A candidate who has prepared well for the interview is preferred by the company as it depicts a good work ethic, seriousness towards an objective as well as indicates the interest of the candidate for the job.

In this video, watch the candidate answering the questions posed by interviewer. Feedback along with rating has been provided at the end of the question to enable the student to judge how the interviewer would rate such an answer.

The specific question asked here is an important HR / personal interview question - What is a HashMap, HashSet, Set Interface, Map Interface. What are the difference between HashMap and HashSet. Explain hashing

Note the body language, eye contact and communication skills of the candidate while answering.