Shared Flashcard Set

Details

BIOS/CMOS
n/a
30
Computer Science
12th Grade
10/12/2011

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Cards

Term
ROM is an acronym for ___.
Definition
Read Only Memory
Term
BIOS is an acronym for ___.
Definition
Basic Input Output System
Term
CMOS is an acronym for ___.
Definition
Complementary Metal Oxide Semiconductor
Term
POST is an acronym for ___.
Definition
Power On Self Test
Term
A memory chip with the ability to retain its contents even when the power goes off is said to be ___.
Definition
nonvolatile
Term
A memory chip that loses its contents when the poser goes off is said to be ___.
Definition
volatile
Term
True or False: RAM is nonvolatile.
Definition
False
Term
True or False: ROM is nonvolatile.
Definition
True
Term
EEPROM is an acronym for ___
Definition
Electrically Erasable Programmable Read Only Memory
Term
The process of updating an installed memory chip with code supplied by the manufacturer is called ___.
Definition
flashing
Term
Name the two big manufacturers of PC BIOS.
Definition
AMI (American Megatrends, Inc.) and Phoenix
Term
Name the three big brands of PC BIOS.
Definition
AMI, Phoenix, and Award
Term
True or False: Modern BIOS chips cannot be updated; they can only be replaced.
Definition
False
Term
The BIOS is in control of your PC from ___ till ___.
Definition
power on, the operating system loads
Term
BIOS is stored in a ___ chip.
Definition
ROM
Term
CMOS is stored in a ___ chip.
Definition
RAM
Term
___ contains the user-configurable settings used by the BIOS during system boot.
Definition
CMOS
Term
Name two examples of commonly configured settings in CMOS.
Definition
system date/time; boot sequence
Term
The ___ determines which device contains the bootable partition from which to read the operating system.
Definition
boot sequence
Term
A ___, physically installed on the motherboard, provides a continuous trickle of electricity to power the CMOS chip.
Definition
battery
Term
What is the most common symptom of a failing CMOS battery?
Definition
incorrect/lost system date/time
Term
List (in order) the three stages of the boot process
Definition
power on -> POST -> OS load
Term
The ___ consists of a series of low-level diagnostics for essentials hardware components and devices, run during boot.
Definition
POST
Term
The portion of the operating system loaded into RAM on boot.
Definition
kernel
Term
Name three methods used to identify errors during POST.
Definition
beep codes, numeric error codes, text error messages
Term
A ___ boot occurs when the computer is started from off.
Definition
cold
Term
A ___ boot occurs when a computer is restarted while on.
Definition
warm
Term
True or False: POST is always run during the booting process.
Definition
False (POST is not run during a warm boot)
Term
A ___ is a diagnostic tool for identifying POST errors.
Definition
POSTcard
Term
The ___ is a small program initiated by the BIOS to load the operating system.
Definition
bootstrap loader
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