QDK Views 6 meanings found QDK is most often associated with the Quarterdeck software suite and various quickâdevelopment kits for programmers, while it can also denote a specific hotel room type and a backup file created by the QEMM optimizer. Academic & Science Queen bed Deluxe with Kitchenette Computing Backup of startup files created by Optimize (QEMM) Quarterdeck Quick Development Kit QuickPlace Developers Kit QEMM Optimize Backup