1 Activate Your Free Trial!  Yawl. Yawl, two-masted sailboat, usually rigged with one or more jibsails, a mainsail, and a mizzen. In common with the ketch, the forward (main) mast is higher than the mizzenmast, but the mizzenmast of a yawl is placed astern of the rudder post, while that of the ketch is closer amidships.
System design is documented in the System Design Document (SDD). It describes design goals set by the project, subsystem decomposition (with UML class diagrams), hardware/software mapping (with UML deployment diagrams), data management, access control, control flow mechanisms, and boundary conditions.
A document management system is a system used to track, manage and store documents and reduce paper. Most are capable of keeping a record of the various versions created and modified by different users. The term has some overlap with the concepts of content management systems. It is often viewed as a component of enterprise content management systems and related to digital asset management, document imaging, workflow systems and records management systems.