is a format used in the MobiPocket Reader software on desktop and mobile platforms. Books in this format can have .prc and .mobi file extensions. MOBI was originally based on the PalmDOC format; adding HTML tags made it possible to create a high-compression version which compresses data to a high degree. There are a number of formatting restrictions – the text cannot be indented, and inserted tables and images cannot be formatted.
JPEG is one of the most popular graphic formats used for storing still images and similar images. JPEG algorithm is capable of compressing the image as lossy and lossless. The most widely used JPEG received in digital photography and picture archiving and communication via the Internet. JPEG compression is not suitable for drawings, text and iconic graphics.