Times have really changed. Job applicants are no longer limited to just passing resumes in person to just a few companies at a time. Now, with the internet and social media, they can pass on hundreds of resumes to hundreds of companies if they want to.
There are two ways in which you can view this article: as a job applicant or as the company interviewer. Either way, if you consider the tips discussed herein, you will walk away from the interview feeling you have effectively accomplished your task.
When you interview a candidate, your goal must to find out how that person will act under pressure, how they will fit once you include them in your team or if they are able to do the job or not. That's why every question you will ask is so important — the result of your interview process will depend on them.