Requirement Elicitation technique

“one on one interview”

Contents

Definition of interview Explanation Purpose Components Rules Types Advantages Disadvantages Situation

A face-to-face meeting

Technique to collect information

Interactive , verbal contact

First step in collecting information

The interview is the primary technique forinformation gathering during the systemsanalysis phases of a development project.

The interviewing skills of the analystdetermine what information is gathered,and the quality and depth of thatinformation.

Explanation

Purpose of Interview

2) Problem solving

3)Evaluation1) Information gathering

Interviewing Components

1) Planning 2) Scheduling 3) Preparing

4) Opening5) Conducting6) Closing

RULES OF INTERVIEW

Control over subject

Be polite and

courteous

•Pre-planned schedule

•it keeps the dataconcise

• type used most oftenby quantitativeresearchers

•No Pre-planned schedule

•Free talk about a given topic

• in case studies(types of qualitative studies)

•Blend of both•when one isinvestigating topic thatis very personal toparticipants

• often used in qualitative studies

•Simple, direct technique

•enable observation of non-verbal behavior

•useful before developing a questionnaire

•flexible and adaptable to individual situation

•Allows the participant and interviewer to have full discussion

•Large amount of qualitative data hard to analyze

•training is required to conduct effective interview

•interview is costly in terms of money and time

•the interview results are often affected by interviewer's modeof asking question

•documentation depends on interviewer's interpretation

Survey on television viewing

"What television program do you watch between 6pm and 7pm on weeknights."

Police accident report

"In your opinion, do you think the blue car or red car caused the accident?"

Job performance appraisal

"How happy are you in your current job position?“

A job witnin a small business

Part time work (Paid or unpaid)