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Informative Writing Definition, Purpose & Examples - Lesson - Study.com

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In the digital age, image file formats are fundamental to how we communicate information visually. One of the most ubiquitous and essential formats is the Portable Network Graphics, or PNG . Developed in the mid-1990s, PNG was designed to overcome the limitations and licensing restrictions of earlier formats like GIF. This essay explores the technical foundations of the PNG format, its unique advantages, and its role in modern digital media. Informative Writing Definition, Purpose & Examples - Lesson

The PNG format was created as a non-patented, open-source alternative to the Graphics Interchange Format (GIF). It was published as an informational RFC 2083 in 1997 and later became an international standard (ISO/IEC 15948:2004). Unlike some other formats, PNG uses lossless data compression , meaning that no image data is lost during the compression process, ensuring that the visual quality remains identical to the original every time it is saved or opened. Developed in the mid-1990s, PNG was designed to