Enhanced A+ Guide to
Managing and Maintaining Your PC Third Edition
Chapter 1
You Will Learn…
Hardware and Software
Chauffer Analogy
Functions of Hardware
Binary Number System
Hardware
Hardware Used for Input
and Output
Ports
Input Devices
Output Devices
Hardware Inside the
Computer Case
Hardware Inside the
Computer Case
CMOS Chips
The System Board
The System Board
Major Components of
System Boards
Major Components of
System Boards
Components Used Primarily
for Processing
The CPU
Temporary (Primary)
Storage Devices
SIMMS and DIMMS
Cache Memory
Cache Memory
Permanent (Secondary)
Storage Devices
Hard Drives
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