Ключевые слова: button, cgm, computer, computer graphics metafile, curve, data, digital, doc, document, emblem, extension, file, file extension, file format, file name, file type, filename, filename extension, filetype, folder, format, glyph, graphic, icon, interface, meta, metadata, metafile, multimedia, name, page, paper, paper sheet, picto, pictogram, pictogramme, pictograph, presentation, rectangle, rectangular, sheet, sign, software, suffix, symbol, system, technology, type,