It was designed by the company Adobe who also created Postscript and it seems likely to replace that format eventually. For The viewers are free from Adobe . A plug-in is available which allows the documents to be viewed directly from within a browser. This is now often included with browsers. It is an industry standard.
Documents can contain embedded fonts.
PDF documents can be interactive. The format is good as a read-only format as it can be hard to alter once produced. Points Against To modify the documents Adobe Acrobat Exchange is needed, this is not free. Although forms can be saved with the data from the Acrobat Reader an update is required to do this. Microsoft Word 6.0 Microsoft Word 6.0 is the standard word processor on the internal University PC network.