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Presentation software is a category of application software that is specifically designed to allow users to create a presentation of ideas by stringing together text, images and audio/video. The presentation tells a story or supports speech or the presentation of information.
Presentation software can be divided into business presentation software and general multimedia authoring software, but most presentation software applications already provide tools that allow users to create both professional-looking business presentations and general multimedia presentations.
Presentation software is also known as a presentation program.
Presentation software is generally used for creating slideshows that display information. The software has three main components:
Before the advent of presentation software, presenters commonly used an easel to hold posters that contained illustrations to support the report or a slide projector to display graphics printed on a transparent plastic film. These methods were inflexible; for example, changing small things in the printed materials used could result in mismatched graphics or illustrations, sometimes requiring redoing the entire thing. With presentation software, not only authoring but also correcting illustrations can be done easily.
Microsoft's PowerPoint and Apple's Keynote are two of the best-known commercial presentation software applications in the market.