High capacity optical disc storage, in which data can only be read, not written built-in program which initializes computer hardware and launches the operating system when the computer starts type of cable inside the computer connecting the mother board and internal storage devices, such as the hard drive, cd- or dvd-rom type of computer memory which stores the basic input/output system (bios); data stored in rom cannot be changed computer program allowing the computer to communicate with a hardware device pre-pressed compact disc storage in which data can only be accessed, not modified the option "basic input/output system" (3 of 6) has been selected. press tab to choose a response area, and spacebar to insert it. press escape to cancel.