Questioning and Interview Schedule:
Meaning: The questioning is a technique of data collection where the sources of data is the subject himself/herself. Here, the data are collected through self reporting which requires some form of quest~oning to obtain needed information. Questioning of subjects in a research project generally is accomplished through the use of a formal instrument, which are: Interview Schedule, Questionnaire or Opinionnaire.
Interview schedule is an oral questionnaire. Here the researcher (interviewer) orally asks questions to the participant (interviewee) of the study, either in face to face meeting or over the telephone or video recording. Interviewing is one of the questioning techniques in which the researcher has an ability to control the level of questioning. Interview Schedule is a questionnaire (more structured) that is read to the respondents by the interviewer whereas an interview guide (less structured) provides ideas but allows the interviewer a freedom to pursue topics in depth.
Questionnaire comprises a series of questions prepared by the researcher that are answered and filled in by all the respondents. This is usually self- administered. The opinionnaire is a type of questionnaire which comprises of a series of questions that may refer to matters of opinions to be answered by the respondents. The interview schedule or the questionnaire the researcher uses different forms of questions, such as closed-ended (or fixed alternative), open-ended or partially close-ended questions.