What does pdf stand for on dating sites nick jonas and ashley greene dating
PDF is a standard for encoding documents in an "as printed" form that is portable between systems.
However, the suitability of a PDF file for archival preservation depends on options chosen when the PDF is created: most notably, whether to embed the necessary fonts for rendering the document; whether to use encryption; and whether to preserve additional information from the original document beyond what is needed to print it.
A PDF/A file can be formally correct yet still have incorrect glyphs.
Only a careful visual check can uncover this problem.
PDF/A-2a and PDF/A-2b correspond to conformance levels a and b in PDF/A-1.
A new conformance level, PDF/A-2u, represents Level B conformance (PDF/A-2b) with the additional requirement that all text in the document have Unicode mapping.
This metadata represents a claim of conformance; in itself it does not ensure conformance: Industry collaboration in the original PDF/A Competence Center led to the development of the Isartor Test Suite in 20.PDF/A is an ISO-standardized version of the Portable Document Format (PDF) specialized for use in the archiving and long-term preservation of electronic documents.PDF/A differs from PDF by prohibiting features ill-suited to long-term archiving, such as font linking (as opposed to font embedding) and encryption.PDF/A-1 files will not necessarily conform to PDF/A-2, and PDF/A-2 compliant files will not necessarily conform to PDF/A-1.Part 2 of the PDF/A Standard is based on a PDF 1.7 (ISO 32000-1), rather than PDF 1.4 and offers a number of new features: Part 2 defines three conformance levels.