In this format, you can save images that are shot on Sony (Minolta) cameras and some digital SLR cameras. MRW images are stored in uncompressed RAW form, and they contain more detail than compressed images. This format allows you to edit the white balance, exposure, brightness, and other elements losslessly.
DOC is a file extension for word processing documents. It is associated mainly with Microsoft Word application. DOC files can also contain charts and tables, videos, images, sounds and diagrams. It supports almost all the Operating Systems.