PDF/A (Archival Portable Document Format) or commonly referred to as the archival PDF is a type of standard PDF, which is used to store information for a longer period of time as compared to the traditional PDF. PDF/A is an ISO-standardized variation of PDF and is widely used to preserve electronic documents and files, digitally for longer periods of time. History and Purpose Usage Levels of PDF/A Viewing PDF/A files Disadvantages of PDF/A Differences between [...]