Final answer:
A structured interview is conducted when following a set of predefined questions. It involves asking the same questions to every candidate and using a standardized rating system for each response. Structured interviews are effective at predicting job performance.
Step-by-step explanation:
A structured interview would be conducted if the interviewer is following a set of predefined questions. In a structured interview, the interviewer asks the same questions to every candidate, the questions are prepared in advance, and a standardized rating system is used for each response. This allows for accurate comparison of candidates' interviews. Structured interviews have been found to be more effective at predicting job performance.