2. Key Terms – Chapter 2 from Enhanced A+ Guide to Managing and Maintaining Your PC Enhanced Third Edition by Jean Andrews Richard Goldman

3. PCI Peripheral Component Interconnect White color slots Standard – 33Mhz, 32-bit data bus Rev 21. – 66MHz, 64-bit data bus

4. IRQ Interrupt Request

5. ISA Industry Standard Architecture Black slots 8 or 16-bit data bus

6. MCA MicroChannel Architecture IBM proprietary bus 32-bit data bus

7. VESA Video Electronics Standards Association Primarily for video or memory expansion cards. VL bus

8. AGP Accelerated Graphics Port 32-bit data bus

9. AMR Audio Modem Riser Moves analog I/O functions of modem circuitry to a small board that pugs into the mother board.

10. CNR Communications Network Riser

11. POST Power On Self Test

12. I/O Address Input/Output Address Used to identify each device connected to a PC.

13. TSR Terminate and Stay Resident Programs that are loaded into memory and remain there.