The basic input/output system performs several tasks on a computer: it checks the hardware for errors using a program called the power-on self-test; it uses the data stored to the complementary ...

Your computer's basic input/output system controls system-level hardware settings. For example, the BIOS has an "official" system clock. It also handles keeping track of physical hard drives, deciding ...

A computer’s basic input/output system (BIOS) is a program that’s stored in nonvolatile memory such as read-only memory (ROM) or flash memory, making it firmware. The BIOS (sometimes called ROM BIOS) ...

This provides the basic instructions for a PC's hardware, and is coded into the computer's ROM (or Read Only Memory). The settings in the BIOS can be modified to change certain features of how the ...