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.
This topic presents a list of file types that you can use to save your PowerPoint presentations. Type. What it is. PowerPoint Presentation (.pptx). The default, XML-based presentation format for PowerPoint for Mac 2011, PowerPoint 2008 for Mac, Microsoft PowerPoint 2010 for Windows, and PowerPoint 2007 for Windows.