Once some type of operating system software is loaded into a computer, the computer can load and understand many other types of software. Computer Software can tell computers how to create documents, to solve simple or complex calculations for business people and scientists, to play games, to create images, to maintain and sort files, and to complete hundreds of other tasks. Word-processing software makes writing, rewriting, editing, correcting, arranging, and rearranging words convenient. Database software enables computer users to organize and retrieve lists, facts, and inventories, each of which may include thousands of items. Graphics software lets you draw and create images. Read more: Computer Software here.