What Recruiters Want From Candidates?? But wont tell you

When recruiters post a job about the job vacancies, they receive various resumes once they post their jobs. Once they analyze the resume, they schedule for the interview call. What exactly they expect from candidates in interview??

Many of the candidates wonder why I am not selected even my interview was up to the mark?? Here are the reasons as what an interviewer expects from you in interview but wont tell you