The user interface in the earliest computers comprised buttons and dials. Although the first personal computers had screens, the computer was operated by typing text commands. Starting with the ...

The personal computer industry began in 1977 ... a new 3.5" floppy disk and an incompatible peripheral bus to fend off the cloners. In the same year, OS/2, jointly developed by IBM and Microsoft ...

Although the graphical user interface (GUI) owes its existence to the contribution of many great minds in the history of technology, Apple was first to market with a personal computer that ...

Although the PET is most likely the more well-known of Commodore’s early computer systems ... drive like the ubiquitous 1541 with its IEC bus interface was not a first-party accessory.