Advantages of the process of interview.

1. A researcher becomes more able in drawing more response from the subject. In the questionnaire the only answer to the question is required. Sometimes the respondent is unable to answer due to understanding the matter. Thus in interview, if the respondent is not able to answer a particular question, the researcher also asks other questions relating to the asked question for its answer. Thus through interview he gets more response.

2. The interviewer tries his best to establish good rapport the interviewer and himself. There will be no doubt arises if he takes attempt to solve them in very understanding way.

3. Before going to collect information the interviewer talks in a friendly way to draw attention of the candidate.