Practicing these responses will not only prepare you for what to expect but also help reduce anxiety on interview day. To improve your body language and delivery, think about recording yourself or rehearsinvip apps downloadg in front of a mirror. Your confidence level during the actual interview will increase as you get more at ease answering these questions. A crucial component of leaving a lasting impression during an interview is confidence. Self-assurance must be communicated both orally and nonverbally. Maintaining proper posture is the first step; sitting up straight shows that you are focused & confident in your skills.