Curtains are also used for privacy and security. They act as a functional covering for an enclosement or a room. Come to think of it: Curtains are used inside the bathroom, curtains are also used in private bedrooms, curtains are also used in the kitchen. For most people privacy is a primordial concern. Curtains prevent other people from peeking right into your personal space.
Your question above seems to be somewhat vague, but would like to see. if we can flush that out a bit. A solution document may be a. Solution Engineering, Solution Architecture, Solution. Integration, Technical Solution, Solution Design, or Solution. Build document.
Compound documents are document files that contain several different types of data as well as text. A compound document may include graphics, spreadsheets, images, or any other non-text data. The additional data may be embedded into the document or be linked data that is resident within the application. One of the more commonly employed examples of a compound document is the slide presentation.