There are 3 other file types using
the QDT file extension!

qdt icon.qdt - QuickBooks UK accountancy data

qdt icon.qdt - QuarkXpress auxiliary dictionary file

qdt icon.qdt - Quicken data

Detailed description

Software that open qdt file

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QDT file extension - Questionmark Designer test file

What is qdt file? How to open qdt files?

File type specification:

Various data file type icon Various data file type

The QDT file extension is associated with applications developed by Questionmark. File contains saved test data.

The default software associated to open qdt file:

Questionmark Perception  Microsoft Windows software

Company or developer:
Questionmark

The Questionmark Perception assessment management system enables trainers, educators and testing professionals to author, schedule, deliver, and report on surveys, quizzes, tests and exams.

Help how to open:

Due the variability and uncertainty of this file type group, there is no general information available, about how to open this various data file format. However most files with extension from this group are usually not meant to be opened or viewed directly. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

For general information try to look at:
Identifying unknown file formats

How to convert:

Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

List of software applications associated to the .qdt file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open qdt file, edit qdt file, convert qdt file, view qdt file, play qdt file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting qdt files.

Software that open qdt file - Questionmark Designer test file

Programs supporting the exension qdt on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Questionmark Perception for open qdt file action.

Microsoft Windows:

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