Computer networks can range from a local network area to a wide area network. The difference between the types of networks is the size. These types of computer networks work at certain speeds, also known as broadband.
About Microsoft PowerPoint. Microsoft PowerPoint is a slideshow presentation app that lets you create, view, and share powerful presentations, complete with pictures, tables, charts, transitions, animations, and more.
In the File name box, type a name for your PowerPoint presentation, and then click Save. Note By default, PowerPoint 2010 saves files in the PowerPoint Presentation (.pptx) file format. To save your presentation in a format other than .pptx, click the Save as type list, and then select the file format that you want.