( ) are the commonly used methods to collect user requirements.
A: interview
B: focus group
C: questionnaire
D: observation
A: interview
B: focus group
C: questionnaire
D: observation
举一反三
- 2. Which methods are commonly used for field research? A: Questionnaire B: Experimentation C: Observation D: Interview
- Which of the following methods is not the research based on market method? A: Questionnaire B: Data mining C: User interview D: User observation
- What are the three most commonly used methods for language courses that are related to architecture? A: Topic of discussion B: picture presentation C: Image present D: Field observation
- To know the stock of TV sets in a shopping mall, it is advisable to use ( ). A: Direct observation B: Internet survey C: Questionnaire D: Interview
- Marketers can collect primary data in the following main ways（ ）。 A: observation B: focus groups C: surveys D: behavioral data