Differences between 访问，面试 and 采访
面试, literally 'in-person test', refers to interview or admission test for a job or school application.

采访, literally 'pick and reach out', refers to journalist interviewing a random or specific person on the scene.

访问, literally 'reach out and inquire', refers to someone paying some specific person or place a visit with in-depth conversations, e.g. a journalist interviewing a domain expert, or a president visiting another country.