Questionnaire limitations

When you are defining your questionnaire, bear in mind the following maximum values and capacities. If any of them are exceeded, an error message will be displayed when you try to deploy the questionnaire using "QES file" as a data storage mode.

CAPABILITY LIMIT

Size of a .QES file (including data)

2 GB

Length of a long caption (response text)

65 535 characters

Length of any short caption

255 characters

Length of any shortcut name
50 characters
Length of an entrycode 10 characters
Length of any error message
255 characters
Iterations in a question table loop

Unlimited

Note: where there are many question table loops or many iterations to the loop, or both, this will have a major impact on the overall file size and could cause it to exceed the 2GB file size limit.
Iterations in a Loop with preliminary selection 240 iterations
Responses to a multi-coded question

No limit to the number of response options in a question definition.

No more than 240 responses may be given when the survey is fielded. 

Items by closed question
32 767 items

 

Most of these limitations arise because the internal structure of a .qes files is based on Microsoft Access Database (.mdb) files, and thus are subject to all inherent limitations of .mdb files.

If any of these limits are exceeded, the following error message will be displayed:

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