Design limitations by question type

July 20, 2020

When laying out the questionnaire in the Survey Solutions Designer, mind the following design restrictions by question type:
 

Type of question Can be used
as interviewer
Can be used
as supervisor
Can be used
in cover section
Can be used
as hidden
Can be preloaded Can be used in substitutions Can be used in
Web interviews
Audio YES NO NO NO NO NO YES
Barcode YES NO NO NO YES YES YES
appears as text entry
Categorical multi-select YES YES
NO for linked
NO YES
NO for linked
YES
NO for linked
NO YES
Categorical single-select YES YES
NO for linked
YES YES
NO for linked
YES,
NO for linked
YES YES
Date YES NO YES YES YES YES YES
Geography YES NO NO YES NO NO NO
GPS YES NO YES YES YES NO YES
List YES NO NO YES YES NO YES
Numeric YES YES YES YES YES YES YES
Picture YES NO NO NO NO NO YES,
Upload file only
Text YES YES YES YES YES YES YES

Cover page may not contain sub-sections or rosters.
For Date questions the serialization format for substitutions is YYYY-MM-DD.
For DateTime variables and timestamp questions the serialization format for substitutions is YYYY-MM-DD hh:mm:ss
For GPS location questions latitude and longitude coordinates must be preloaded together or skipped together.
Only one GPS location question may be placed into the cover page section.
Calculated variables of any type do not have any scope, can’t be preloaded, can always be used in substitutions, can always be used in Web interviews.