As these are advanced-level certifications, there are pre-requisites for each, which you can review on the relevant vmware.com pages. You'll also find more information about each exam on their vmware.com pages:
VCAP6-DCV Design Exam (code 3V0-622)
VCAP6-CMA Design Exam (code 3V0-632)
If you took a beta version of these exams earlier in the year, your exam is now being scored against the final versions, and you'll get your results in the next 3-4 weeks.