BIOS and CMOS Facts Flashcards

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BIOS stands for:
Basic Input Output System
CMOS stands for:
Complementary Metal-Oxide Semiconductor
The BIOS is a program stored in a _______________________ that the CPU automatically loads and executes when it receives power.
Read-only memory (ROM) chip
The BIOS program controls the _______________________ and loads the operating system into memory.
Startup process
The BIOS is an example of this type of hardware/software.
Firmware
Updating the BIOS (called ___________________ the BIOS) makes new features available
flashing
SCSI devices include a BIOS chip on the device. These devices have their own ROM chip called an ____________ ROM.
option
Some motherboards have two BIOS chips, one for the main BIOS and a second for a __________ .
Backup
__________________ is a special RAM chip powered and maintained by a small battery that holds basic configuration data your computer needs in order to start.
CMOS memory
To change the data stored in CMOS memory, use a CMOS editor program that is part of your __________________________ .
BIOS
The CMOS battery can be a low-voltage dry cell, ___________ battery mounted on the motherboard.
Lithium
During the computer's startup procedure, you can press one or more ________ to open a CMOS editor so you can change the data stored in CMOS memory.
Keys