Mobile application development is a term used to denote the act or process by which application software is developed for handheld devices, such as personal digital assistants, enterprise digital assistants or mobile phones.

Web development is a broad term for the work involved in developing a web site for the Internet (World Wide Web) or an intranet (a private network).

Domain hosting refers to businesses that specialize in hosting domain names for individuals and companies. Domain names are used in URLs to identify particular Web pages.