Transcript Key Terms – Chapter 2 from Enhanced A+ Guide to Managing

Key Terms – Chapter 2
from
Enhanced A+ Guide to Managing and
Maintaining Your PC
Enhanced Third Edition by Jean Andrews
Richard Goldman
PCI
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Peripheral Component Interconnect
White color slots
Standard – 33Mhz, 32-bit data bus
Rev 21. – 66MHz, 64-bit data bus
IRQ
• Interrupt Request
ISA
• Industry Standard Architecture
• Black slots
• 8 or 16-bit data bus
MCA
• MicroChannel Architecture
• IBM proprietary bus
• 32-bit data bus
VESA
• Video Electronics Standards Association
• Primarily for video or memory expansion
cards.
• VL bus
AGP
• Accelerated Graphics Port
• 32-bit data bus
AMR
• Audio Modem Riser
• Moves analog I/O functions of modem
circuitry to a small board that pugs into the
mother board.
CNR
• Communications Network Riser
POST
• Power On Self Test
I/O Address
• Input/Output Address
• Used to identify each device connected to a
PC.
TSR
• Terminate and Stay Resident
• Programs that are loaded into memory and
remain there.