Basically all of the virtual components contained within your computer are software programs. Software can essentially be defined as a set of coded commands that are sent to and executed by your computer, which consequently carries out the tasks the software desires of it. The commands or rules, as they are sometimes called, govern the operation of the computer and the programs running on the computer at any one time. Each program installed on your computer contains some coded material, which the computer reads and carries out the commands you desire while you are utilizing the program.

Software can be broken down into many categories. One of which is productivity software, which is a type of software that permits a user to create documents and generate their own programs, known as authoring. Other types of software, namely drill and practice, problem solving and tutorial, are used basically as tools for learning. There is a wealth of great pieces of this particular type software for young children. Additionally some of the available programs of this nature can be quite useful for people of all ages as they can help individuals understand various things about computers. Other types include reference software, presentation and demonstration and multimedia software. Multimedia is of particular interest to many people as it permits the viewing of videos and pictures on the computer and the playing of music as well. Game software is another very significant and popular type that many individuals enjoy and devote a sizeable amount of money to with the hopes of getting the most out of their gaming experience.

A quantity of the software just mentioned is purchased directly from an electronics or computer store, however not all software must be bought. There are many websites on the Internet which permit users to download software and install it on their computer for free. Such software is appropriately named "freeware" or "shareware."