PDF documents (Portable Document Format)
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 Filename extension: .pdf Internet media type: application/pdf, application/x-pdf, application/x-bzpdf, application/x-gzpdf Type code: ”PDF” Uniform Type Identifier: com.adobe.pdf Magic number: %PDF Developed by: Adobe Systems Initial release: 1993 Latest release: 1.7 Extended to: PDF/A, PDF/E, PDF/UA, PDF/VT, PDF/X Standard: ISO 32000 Open format: Yes  Portable Document Format, commonly abbreviated to PDF, is … Read More