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128 Cards in this Set

  • Front
  • Back
List four alternate terms used for the motherboard.
-main board
-system board
-planar board
-"the board"
CPU
Central Processing Unit
I/O
Input/Output
PC
Personal Computer
List the four main jobs of the motherboard.
-Distributing power
-Providing data paths
-Providing connections for components
-Providing expansion slots
ICs
integrated circuits
PCBs
printed circuit boards
Name the 3 main technical specifications for motherboards.
-form factor
-bus structure
-chipset
Define form factor.
the actual physical shape and size of the board
sometimes called "implementation"
Define bus structure.
the design of the circuit traces on the board
Define chipset.
the chips on the board used to
-support the components
and
-manage the electrical signals
IBM
International Business Machines
ISA
Industry Standard Architecture
bus architecture
How many bits of information could IBMs original expansion slots handle at one time?
8 bits
How much memory did original PCs support?
64KB - 256KB
XT
eXtended Technology computer
Define trace.
a solid-state replacement for wire where copper is "printed" onto a board using an etching process
What is the difference between a signal trace and a circuit trace?
Nothing. They are the same.
What does integrated mean?
A device is plugged into a socket or soldered onto a board
IC cards or IC boards
integrated circuit
NIC
Network Interface Card
Byte
an 8-bit piece of information
bus
a group of signal traces used to move information around a circuit board
AT form factor
Advanced Technology form factor
What size data path did the AT introduce?
16-bit
What was the first processor to use the AT form factor?
Intel 80286
riser card
a card that allowed expansion cards to be inserted parallel to the motherboard giving the PC a lower profile
Who was the exclusive manufacturer of the AT form factor?
IBM
What does DIN stand for?
Deutsche Institut fur Normung
What became known as the AT connector?
5-pin DIN connector
What is the PS/2?
a mini-DIN connector for keyboard and mouse still used on most PCs
How many bytes are in 1KB?
1,024 bytes
Kb
Kilobit 1,024 bits
Mb
Megabit 1,024x1,024 bits
Gb
Gigabit
Tb
Terabit
KB
Kilobyte
MB
Megabyte
TB
Terabyte
Why do ISA slots have a space or split in them?
To make them backward compatible with the original 8-bit XT slots
What does DIP stand for?
Dual Inline Packaging
What are jumpers and DIP switches used for?
basic configuration settings
What does CMOS stand for?
Complementary Metal Oxide Semiconductor
What is CMOS?
a small memory bank that stores configuration settings
What are two acceptable ways to reset CMOS settings?
Remove battery for a few minutes or use reset jumper.
What is the most common use of jumpers and DIP switches today?
IDE drives to designate as master or slave
How should you slide a DIP switch?
with the tip of a pen
What is needed to make CMOS changes to an older AT or PS/2 computer?
A setup disk
How can CMOS be accessed in most of today's computers?
pressing F1,F2,Esc, or Del during initial boot sequence
What does "IBM compatible" or "IBM clone" mean?
a system matched a set of emerging standards based on IBM design specs
ATX
Advanced Technology eXtension
What is the 20-pin power supply connector used in ATX called?
keyed connector
What is a heat sink?
an aluminum alloy aparatus designed with many fins which rests on top of the cpu in order to dissipate heat
What is used to attach the heat sink to the cpu?
thermal coupling
a paste made of conductive materials
LPX
Low Profile eXtentions
Where is the bus riser card in an LPX form factor?
in the center
NLX
iNteLeX form factor
Where is the bus riser card in an NLX form factor?
on the edge of the motherboard
What is an expansion bus?
a connection point for peripheral devices
Is each expansion slot controlled by its own expansion bus?
Not necessarily. A single expansion bus may control a number of expansion slots.
What type of data path operation is timed directly to the main oscillator of the PC?
synchronous operation
What term describes how many bits of data can move across a bus at any given time?
data path
1 cycle in 1 second
1Hz
What term refers to a medium's total potential to move information?
bandwidth
What type of transmission allows multiple signals to share the same medium by using a different frequency for each signal?
Broadband
What type of transmission allows many signals to share the same medium by allowing each signal to use the entire medium for alternating fractional slices of time?
Baseband
What type of transmission allows multiple signals to share the same medium by sending light at different frequencies down the same cable?
Wavelength-division Multiplexing or
Dense Wave Multiplexing
AGP
Accelerated Graphics Port
technically not an expansion bus because it is dedicated to graphics cards
MCA
Micro Channel Architecture
32-bit bus
IBM proprietary
did not last long
EISA
Extended Industry Standard Architecture
developed by Compaq
EISA speed and bus width
8.33MHz
32-bit
How does EISA slot differ from ISA slot?
EISA has connectors on both sides of the card. ISA fits into EISA slot but not visa versa.
What does VESA stand for?
Video Electronics Standard Association
What is the VESA Local (VL) bus?
32-bit bus that connects directly to a 32-bit processor
What does GUI stand for?
Graphical User Interface
What does PCI stand for?
Peripheral Component Interconnect
List the four main features of the PCI bus.
Burst Mode
Bus Mastering
Additional Expansion Slots
Configurable Bandwidth
A way to send a data stream without having to constantly search for a destination address.
Burst Mode
A way for devices to control how a particular bus is used.
Bus Mastering
What does IRQ stand for?
Interrupt ReQuests
What is the North Bridge generally used for?
high speed interface cards, graphics accelerators, SRAM, and memory
What is the South Bridge generally used for?
USB ports, IDE drives and ISA slots
What has combined several I/O ports into one chip to take up less space on the motherboard?
Super I/O chip
Into what two components is a PCI bus divided?
North Bridge and South Bridge
What's the difference between VLB and PCI bus?
VLB - dedicated to single device and tied to the CPU
PCI - supports multiple devices and is independent
What does DMI stand for?
Desktop Management Interface
What is DMI?
a "layer" of software between system components and the rest of the overall system
What does MIF stand for?
Management Information Format
What are MIF files?
Database files that contain configuration information created by the DMI Service Layer
How long is a nanosecond (ns)?
one billionth of a second
What does MIPS stand for?
million instructions per second
What does PCMCIA stand for?
Personal Computer Memory Card Industry Association
What is PCMCIA also called?
PC card
How is throughput measured?
B/s
bytes per second
PCI bus size and speed
32-bit
33/66MHz
PCI-X bus size and speed
64-bit
133/266/533MHz
Thickness of PC Card Type I
3.3mm
Thickness of PC Card Type II
5mm
Thickness of PC Card Type III
10.5mm
Thickness of PC Card Type IV
>10.5mm
What type of connector ensures that a device is not damaged when attached to the motherboard?
Keyed connector
What type of expansion slots are included on most motherboards?
PCI
ISA
What is taking place when two devices are successfully installed and working with a single IRQ?
bus mastering
The main circuit board that houses many of the essential parts of the PC is called...
CPU
A ____ defines the size, shape, and mounting of a motherboard.
form factor
Name the three most popular motherboard form factors.
ATX, MATX, Mini-ITX
The motherboard feature that includes I/O and bus structure controllers is known as the ________.
Chipset
The ________ is fast memory that is used as a data buffer between the CPU and RAM.
Cache memory
This memory is usually located outside the CPU.
L2 Cache memory or external cache
This sets the limit for the amount of memory a PC can cache.
Chipset
Three thing you need to look at before upgrading the motherboard.
CPU, form factor, documentation
An important factor in choosing a replacement motherboard is the ______ of the CPU.
Mounting slot or socket
This memory is usually located outside the CPU.
L2 Cache memory or external cache
Lines that move data within the computer are called...
internal bus
This sets the limit for the amount of memory a PC can cache.
Chipset
Three thing you need to look at before upgrading the motherboard.
CPU, form factor, documentation
An important factor in choosing a replacement motherboard is the ______ of the CPU.
Mounting slot or socket
Lines that move data within the computer are called...
internal bus
This memory is usually located outside the CPU.
L2 Cache memory or external cache
This sets the limit for the amount of memory a PC can cache.
Chipset
Three thing you need to look at before upgrading the motherboard.
CPU, form factor, documentation
An important factor in choosing a replacement motherboard is the ______ of the CPU.
Mounting slot or socket
Lines that move data within the computer are called...
internal bus
Lines that communicate with peripherals and other attached devices are called...
the external bus
Name the for types of bus structures.
Address
Control
Data
Power
SRAM
Static Random Access Memory
What is SRAM made up of?
Transistors
What is DRAM made up of?
Capacitors