QS:Số lượng tệp tối thiểu
From LimeSurvey Manual
Số lượng tệp tối thiểu (minim_number_of_files)
Sự miêu tả
The minimum number of files that must be uploaded in response to this question.
Valid values
- Any positive integer
- Any number (will be rounded to integer)
- Any SGQA code
- Any question code (variable name)
- Any equation, using Expression Manager syntax, without surrounding curly braces.