Being able to nail an interview often makes the difference between landing a dream job and having to settle for a mediocre one. In most professional situations, employers would rather hire someone they imagine will be pleasant to work with than someone who simply has an outstanding resume. So, making a strong first impression is perhaps the most valuable skill a job seeker can possess. Fortunately, interview skills can be practiced and learned.
 
https://jobs.telegraph.co.uk/article/interviewing-for-a-job/?s=5