The DOC file is a Microsoft Word document, without a doubt the most popular word processing program. Word is included with all versions of the Microsoft Office suite. DOC files contain a variety of information with formatted text - fonts, text alignment, indentation, paragraphs, lists, columns, etc. Microsoft Word documents can also include images, charts, tables, scripts. In addition to various objects, text and information about its formatting, the DOC file contains the parameters of the document itself, printing. Starting with Microsoft Word 2007, the default .DOCX format is used for new documents. To open the DOC file, they use not only the official office suite of applications, but also many other programs that open text files and support the DOC file extension, for example, Google Docs, Corel WordPerfect and others. Microsoft also has free programs for viewing and editing text files, such as Word Viewer and Microsoft Works.
JPG is one of the most recognizable, popular, and comprehensible bitmap image formats.This format appeared as a result of the work of the group of photo experts “Joint Photographic Experts Group”. The main task of this group of developers was to develop an optimal image compression algorithm. Today, this problem has been solved successfully. It is used .jpg most often for processing and storing full-color images with realistic images, where brightness and color transitions are inherently present. Also .jpg format is used for storing and transmitting graphic digital content (photos, scan copies, digitized pictures). It is most convenient for placing and transmitting compressed images over the network, because it takes up little space compared to other formats.