a four-stringed musical instrument of the violin family, slightly larger than the violin; a tenor or alto violin. 2. a labial organ stop of eight-foot or four-foot pitch, giving tones of a penetrating stringlike quality. Origin of viola1. Italian.
PPT is a file extension for a presentation file format used by Microsoft PowerPoint, the popular presentation software commonly used for office and educational slide shows. All text images, sound and video used in the presentation are contained in the PPT file.
Hope you find this information useful.... I often get questions on the different file types. Here is a brief explanation on the typical Revit file extension definitions. RFT file suffix is another type of template, only this one pertains to a family template. Template is used to specifying future family files. File extension RTE description: Revit Template