The data collection through questionnaires can be done through four ways as follows;
1. Structured disguised
2. Structured - nondisguised
3. Non-structured - disguised
4. Non structured - nondisguised
Note : non disguised data collection is also called as direct method & disguised is also called as indirect method .
1. Structured disguised
2. Structured - nondisguised
3. Non-structured - disguised
4. Non structured - nondisguised
Note : non disguised data collection is also called as direct method & disguised is also called as indirect method .