Question

* what is BIOS?


* storage unit?

Answer 1

Basic input/output system

Answer 2

$bios$
a set of computer instructions in firmware which control input and output operations.



$storage \: unit$

A storage device is any computinghardware that is used for storing, porting and extracting data files and objects. It can hold and store information both temporarily and permanently, and can be internal or external to a computer, server or any similar computing device.