DCA is a certification body. It does not provide any training.
DCA is completely neutral providing full details of skills required for each certification.
Training organisations who want to propose a DCA certification at the end of their training modules are free to develop a tailor-made syllabus.
On this site, DCA will provide you with a list of all the training organisations who use the DCA syllabus.
Nevertheless, for each certification, DCA will provide you with online resources which allow you to prepare yourself.
If you prefer to be prepared by others for a DCA certification, please contact the training organisations aforementioned.