A micro-computer is a small-sized computer designed for individual use. However, there are several synonyms to this term which are interchangeably used. Some of these synonyms include mini-computer, personal computer, pocket computer, notebook computer, and handheld computer. Mini-computers are compact computers used for processing large amounts of data in a small space. Personal computers are designed for individual use and come in various forms such as desktops, laptops, and tablets. Pocket computers, also known as PDA's, are handheld devices used for personal organization and simple computing tasks. Notebook computers are portable computers designed for mobility and are commonly used for business. Handheld computers are portable computing devices used in various industries for field applications.