every interviews are different, you may meet only one interviewer or several interviewers opposite in front of the desk, some time answer questions together with many other candidates.

But there are key elements in a interview. 3 key elements that guarantee you to be success.

element F:(foreign language skill)
the foreign language that necessary for you to work in this company, usually English. this ability takes long time to learn.

element B: (Business skill)
you should have enough business knowledge required to work in the company. or you would fail.

element C: (Confidence)
Confidence is very important some times. you should have good confidence nomatter how hard the work is, as a plus,have the right attitude toward everything.

above 3 are the key element to a successful interview. the last element is very easy to gain. and vary in every interview. you should learn to control it well.