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Question limits
These are the limits that apply when defining or responding to a question.
Long (also known as Integer)
The minimum value is -2,147,483,648 and the maximum value is 2,147,483,647.
Double (also known as Decimal or Real)
The minimum value is -1.79769313486232E308 and the maximum value is 1.79769313486232E308. The smallest negative value is -4.94065645841247E-324 and the smallest positive value is 4.94065645841247E-324.
Text
Can in theory be up to 2 billion characters in length. In reality, the length is limited by the database being used to store the response. In a UNICOM Intelligence relational MR database, the maximum length is 4,000 characters.
Date (also known as Date/Time)
The earliest value is 1 January 100 and the latest value is 31 December 9999.
Categorical (also known as Single Response or Multiple Response)
Can in theory contain up to 2 billion categories. In reality, the number depends on the available memory and the Data Source Component (DSC) being used. A category name must contain between 1 and 128 characters.
All
A question name must contain between 1 and 128 characters.
See also
Interview Scripting reference