Attending an interview without any preparation will not help you land the job interview. So your first stage should be preparing for the interview and researching about the company. You can opt for any of the sources while preparing for interviews. In these days, you can find almost everything related to interview preparation on the web so make good use of it. Also researching about the company would help you understand the goals and vision of the company. While preparing will give you an idea on how to answer the questions.