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Computers
Starting from the basics of computing
17
Computer Science
12th Grade
11/17/2008

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Cards

Term
CPU
Definition
Central Processing Unit
Term
BIOS
Definition
Basic Input/Output System
Term
Chipset
Definition
part of the motherboard's logic system and is usually made of two parts the northbridge and the southbridge, these two "bridges" connect the CPU to other parts of the computer
Term
PCI
Definition

Peripheral Compontent Interconnect

Term
USB
Definition
Universal Serial Bus
Term
AGP
Definition
Accelerated Graphics Port
Term
PGA
Definition
Pin Grid Array
Term
LGA
Definition
Land Grid Array
Term

Northbridge

Definition
connects directly to the processor via the FSB, connects to AGP or PCI Express bus, and to the memory
Term
FBS
Definition
front side bus
Term
Southbridge
Definition
connects to PCI bus, USB ports, and the IDE or SATA hard disc connections
Term
IDE
Definition
Intergated drive electronics- originally developed for connecting hard drives, rarely used for attaching an external device
Term
ISA
Definition
has been replaced by the LPC bus, originated as an 8-bit system in the IBM PC in 1981, 16-bit system was introduced in 1984
Term
LPC
Definition
low pin count- introduced by intel in 1998, usually connects to the southbridge, resembles ISA to software
Term
Daughterboard
Definition
an internal extension of a motherboard and usually connects directly to a motherboard without using a bus
Term
Bus Speed
Definition
 measured in megahertz,  the more data a bus can handle at one time, the faster it allows information to travel
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