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A+ in Depth,9781592000326

A+ in Depth

by
Edition:
1st
ISBN13:

9781592000326

ISBN10:
1592000320
Format:
Paperback
Pub. Date:
6/30/2003
Publisher(s):
Cengage Learning PTR
List Price: $32.00
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Summary

Only with "A+ In Depth" will you get coverage of both hardware and multiple operating systems. This comprehensive certification solution maps completely to the CompTIA 2003 A+ Core Hardware and OS Technologies exams. The MeasureUp CD contains 100 practice questions for each exam. CompTIA and CAQC approved, "A+ In Depth" marks A+ exam content for quick reference and includes a detailed A+ Table of Contents that allows you to find A+ material quickly. More extensive coverage with an exam-specific focus at a price the competition can't beat. Why study with anything else?

Table of Contents

INTRODUCTION xvii
CHAPTER ONE Introducing Hardware 1(42)
Hardware Needs Software to Work
2(3)
PC Hardware Components
5(30)
Hardware Used for Input and Output
6(2)
Hardware Inside the Computer Case
8(2)
The Motherboard
10(2)
The CPU and the Chip Set
12(1)
Storage Devices
12(10)
Motherboard Components Used for Communication Among Devices
22(5)
Interface (Expansion) Cards
27(2)
The Electrical System
29(2)
Instructions and Data Stored on the Motherboard
31(4)
Chapter Summary
35(1)
Key Terms
36(1)
Review Questions
37(6)
CHAPTER TWO How Hardware and Software Work Together 43(38)
Hardware and Software Interaction: An Overview
44(3)
System Resources
47(14)
The 8-Bit and 16-Bit ISA Slots
48(3)
Interrupt Request Number (IRQ)
51(4)
Memory Addresses
55(3)
I/O Addresses
58(2)
DMA Channels
60(1)
How an OS Relates to Other Software
61(9)
Real (16-Bit) and Protected (32-Bit) Operating Modes
61(3)
How an OS Uses BIOS and Device Drivers
64(6)
How an OS Launches Applications
70(2)
Loading Application Software Using the Windows Desktop
70(2)
Chapter Summary
72(1)
Key Terms
73(1)
Review Questions
74(7)
CHAPTER THREE Understanding the Boot Process and Command Line 81(44)
Booting Up Your Computer
82(13)
Plug and Play
82(1)
What Is a File System?
83(4)
Startup BIOS Controls the Beginning of the Boot
87(4)
Loading the MS-DOS Core of Windows 9x
91(4)
Emergency Startup Disks
95(5)
Windows 9x Startup Disks
96(4)
Using the Command Prompt
100(16)
Accessing a Command Prompt
100(2)
Launching a Program Using the Command Prompt
102(3)
Using Commands to Manage a Floppy Disk or Hard Drive
105(11)
Using Batch Files
116(1)
Chapter Summary
116(2)
Key Terms
118(1)
Review Questions
119(6)
CHAPTER FOUR Electricity and Power Supplies 125(50)
Electricity: A Basic Introduction
126(10)
Voltage
128(1)
Amps
129(1)
Relationship Between Voltage and Current
130(1)
Ohms
130(1)
Relationships Among Voltage, Current, and Resistance
131(1)
Wattage
131(1)
AC and DC
131(1)
Hot, Neutral, and Ground
132(3)
Some Common Electronic Components
135(1)
Protecting Your Computer System
136(9)
Protecting Against Electricity
137(1)
Static Electricity
138(3)
EMI (Electromagnetic Interference)
141(1)
Surge Protection and Battery Backup
141(4)
The Computer Case and Form Factors
145(7)
Case, Power Supply, and Motherboard Form Factors
145(5)
Types of Cases
150(2)
Detecting and Correcting Power Supply Problems
152(15)
Measuring the Voltage of a Power Supply
153(7)
Upgrading Your Power Supply
160(2)
Introduction to Troubleshooting
162(1)
Troubleshooting the Power System
163(4)
Energy Star Systems (The Green Star)
167(3)
Power Management Methods and Features
168(1)
Energy Star Monitors
169(1)
Chapter Summary
170(2)
Key Terms
172(1)
Review Questions
172(3)
CHAPTER FIVE The Motherboard 175(66)
Types of Motherboards
176(5)
Components on the Motherboard
181(40)
The System Clock
181(1)
The CPU and the Chip Set
182(20)
ROM BIOS
202(3)
Buses and Expansion Slots
205(3)
Relationship of CPU Speed to Bus Speed
208(2)
Hardware Configuration
210(10)
Protecting Documentation and Configuration Settings
220(1)
Building a Computer: An Introduction
221(3)
Installing the Motherboard
224(8)
Preparing the Motherboard to Go into the Case
224(4)
Installing the Motherboard in the Case
228(3)
Completing the Installation
231(1)
Troubleshooting the Motherboard and CPU
232(1)
Chapter Summary
233(2)
Key Terms
235(1)
Review Questions
236(5)
CHAPTER SIX Managing Memory 241(39)
Physical Memory
242(11)
ROM on the Motherboard
242(1)
RAM on the Motherboard
242(11)
Upgrading Memory
253(9)
What to Look for When Buying Memory Chips and Modules
253(2)
How Much and What Kind of Memory to Buy
255(2)
Reading Ads About Memory Modules
257(2)
Installing Memory
259(2)
Troubleshooting Memory
261(1)
How DOS Addresses Physical Memory
262(10)
Areas of the Memory Map
264(3)
DOS Utilities that Manage Memory
267(5)
Chapter Summary
272(1)
Key Terms
273(1)
Review Questions
273(7)
CHAPTER SEVEN Floppy Drives 279
How Floppy Drives Work
280(9)
How Data Is Physically Stored on a Floppy Disk
280(4)
How Data Is Logically Stored on a Floppy Disk
284(1)
The Formatting Process for a Floppy Disk
285(4)
Using Windows Explorer to Manage Floppy Disks and Hard Drives
289(4)
Shortcut Menu Options
290(1)
Create a New Folder
291(1)
Delete a Folder
292(1)
File Attributes
292(1)
Folder Properties
292(1)
Exchanging and Supporting Floppy Drives
293(8)
Replacing a Floppy Drive
293(4)
Adding a New Drive
297(1)
When a Floppy Disk Drive Doesn't Work
298(2)
Some Common Error Messages and Their Meanings
300(1)
Chapter Summary
301(1)
Key Terms
302(1)
Review Questions
302(3)
CHAPTER EIGHT Understanding and Installing Hard Drives 305(50)
Hard Drive Technology
306(8)
Types of Hard Drive Interfaces
306(4)
How Hard Drives Work
310(4)
Communicating with the Hard Drive BIOS
314(4)
Calculating Drive Capacity on Older Drives
315(1)
Adjusting for More Complex Hard Drive Organization
316(1)
Installations Using Legacy BIOS
317(1)
How a Hard Drive Is Logically Organized to Hold Data
318(10)
Hard Drive Partitions and Logical Drives
320(6)
What Happens During Formatting
326(2)
Installing a Hard Drive
328(16)
Prepare for Installation
328(3)
Set Jumpers and DIP Switches
331(2)
Mount the Drive in the Bay
333(6)
Use CMOS Setup to Change Hard Drive Settings
339(1)
Setup for Large-Capacity Hard Drives
340(2)
Use Fdisk to Partition a Drive
342(1)
Format Each Logical Drive
343(1)
Using Windows to Partition and Format a New Drive
343(1)
Troubleshooting Hard Drive Installations
344(2)
Chapter Summary
346(2)
Key Terms
348(1)
Review Questions
348(7)
CHAPTER NINE Optimizing and Protecting Hard Drives 355(46)
Managing Hard Drives
356(18)
Defrag and Windows Disk Defragmenter
356(1)
Use ScanDisk to Correct Cross-Linked and Lost Clusters
357(2)
Disk Compression
359(2)
Disk Caching
361(2)
Making Backups
363(7)
Disk and Volume Types and Fault Tolerance
370(4)
Viruses and Other Computer Infestations
374(10)
Understanding Computer Infestations
374(7)
Protecting Against Computer Infestations
381(3)
Troubleshooting Hard Drives
384(10)
An Ounce of Prevention
384(1)
Resolving Common Hard Drive Problems
385(9)
Getting Technical Support
394(1)
Chapter Summary
394(2)
Key Terms
396(1)
Review Questions
396(5)
CHAPTER TEN Supporting I/0 Devices 401(52)
Basic Principles of Peripheral Installations
402(4)
Installation Overview
402(2)
Installing a Hardware Device
404(2)
Using Ports and Expansion Slots for Add-On Devices
406(18)
Using Serial Ports
406(5)
Using Parallel Ports
411(3)
Using USB Ports
414(3)
Using IEEE 1394 Ports
417(3)
Using PCI Expansion Slots
420(3)
Using ISA Expansion Slots
423(1)
Keyboards
424(4)
Keyboard Connectors
425(2)
Installing Keyboards
427(1)
Troubleshooting Keyboards
427(1)
Pointing Devices
428(4)
Cleaning the Mouse
430(1)
Other Pointing Devices
430(1)
Troubleshooting a Mouse
431(1)
Computer Video
432(15)
Monitors
432(5)
Video Cards
437(4)
Troubleshooting Video Problems
441(6)
Chapter Summary
447(1)
Key Terms
448(1)
Review Questions
448(5)
CHAPTER ELEVEN Multimedia Devices and Mass Storage 453(42)
Multimedia on a PC
454(10)
CPU Technologies for Multimedia
454(1)
Multimedia Devices
454(1)
Sound Cards
454(5)
Digital Cameras
459(2)
MP3 Players
461(2)
Video Capture Card
463(1)
Optical Storage Technology
464(14)
CD-ROM
465(6)
CD-R and CD-RW
471(1)
DVD
472(6)
Tape Drives
478(5)
Removable Drives
483(2)
Troubleshooting Guidelines
485(3)
Problems with CD-ROM, CD-RW, DVD, or DVD-RW Installation
485(1)
Troubleshooting Sound Problems
486(1)
Troubleshooting Tape Drives
487(1)
Chapter Summary
488(1)
Key Terms
489(1)
Review Questions
490(5)
CHAPTER TWELVE Supporting Windows 9x 495(72)
Windows 9x Architecture
496(3)
Virtual Machines
497(2)
Components of Windows 9x
499(1)
Installing Windows 9x, Hardware, and Software
499(22)
Installing Windows 9x
500(12)
Installing Hardware with Windows 9x
512(4)
Installing Applications in Windows 9x
516(5)
Tools to Manage and Troubleshoot Windows 9x
521(17)
Keystroke Shortcuts in Windows
523(2)
Managing the Windows 9x Desktop
525(5)
Device Manager 529 Dr. Watson
530(1)
The Windows 9x Registry
531(4)
Managing Memory with Windows 9x
535(3)
Booting Windows 9x
538(7)
Files Used to Customize the Startup Process
538(2)
The Windows 9x Startup Process
540(4)
Loading an Application at Startup
544(1)
Troubleshooting Windows 9x
545(13)
Troubleshooting Windows 9x Installations
545(1)
Troubleshooting the Windows 9x Boot Process
546(9)
Troubleshooting Windows 9x Hardware and Software
555(3)
Chapter Summary
558(3)
Key Terms
561(1)
Review Questions
561(6)
CHAPTER THIRTEEN Understanding and Installing Windows 2000 and Windows NT 567(38)
Windows NT/2000/XP Architecture
568(10)
Windows NT/2000/XP Modes
568(3)
Networking Features
571(2)
How Windows NT/2000/XP Manages Hard Drives
573(4)
Memory in Windows NT/2000/XP
577(1)
Installing Windows 2000 Professional
578(12)
Plan the Installation
579(5)
Clean Installation
584(2)
Clean Install When the Hard Drive Has an Operating System Installed
586(1)
Upgrade Installation
587(1)
After the Installation: Backing Up the System State
588(2)
Installing Hardware and Applications under Windows 2000
590(3)
Installing Hardware
590(2)
Installing Applications
592(1)
Supporting Windows NT
593(5)
Installing Windows NT as the Only OS
593(1)
Installing Windows NT as the Second OS on the Hard Drive
593(1)
Troubleshooting the Windows NT Boot Process
594(4)
Chapter Summary
598(2)
Key Terms
600(1)
Review Questions
600(5)
CHAPTER FOURTEEN Managing and Troubleshooting Windows 2000 605(42)
Understanding the Windows NT/2000/XP Boot Process
606(5)
Customizing the Windows NT/2000/XP Boot Process
608(3)
Troubleshooting the Windows 2000 Boot Process
611(9)
Advanced Options Menu
611(7)
Emergency Repair Process
618(2)
Tools for Maintenance and Troubleshooting
620(22)
Using the Backup Tool to Restore the System State
620(1)
Windows 2000 Support Tools
621(1)
Windows File Protection
622(2)
Disk Properties Window
624(1)
Computer Management
625(3)
Microsoft Management Console
628(6)
Performance Monitoring and Optimization
634(6)
Managing Virtual Memory
640(1)
Dr. Watson and Memory Dumps
641(1)
Windows Update
641(1)
Chapter Summary
642(2)
Key Terms
644(1)
Review Questions
644(3)
CHAPTER FIFTEEN Installing and Using Windows XP Professional 647(36)
Features and Architecture of Windows XP
648(3)
Windows XP Features
648(2)
Windows XP Architecture
650(1)
Installing Windows XP
651(14)
Planning the Installation
651(4)
Installation Process
655(6)
After the Installation
661(4)
Using Windows XP
665(7)
Customizing the Windows XP Desktop
667(4)
Managing Audio and Video
671(1)
Multiple Logins and Remote Assistance
672(1)
Installing Hardware and Applications
672(7)
Installing Hardware
673(3)
Installing Applications
676(3)
Chapter Summary
679(1)
Key Terms
680(1)
Review Questions
681(2)
CHAPTER SIXTEEN Managing and Supporting Windows XP 683(38)
Security Using Windows NT/2000/XP
684(13)
User Accounts and Profiles
684(7)
Disk Quotas
691(1)
EFS (Encrypted File System)
692(3)
Internet Connection Firewall
695(2)
The Windows NT/2000/XP Registry
697(6)
How the Registry Is Organized
698(2)
Editing the Registry
700(3)
Other Maintenance and Troubleshooting Tools
703(6)
Help on the Web
706(3)
Troubleshooting the Boot Process
709(7)
System Restore
710(2)
Windows XP Startup Disk
712(1)
Automated System Recovery
713(2)
Error Messages and Their Meanings
715(1)
Chapter Summary
716(1)
Key Terms
717(1)
Review Questions
717(4)
CHAPTER SEVENTEEN Supporting Modems 721(30)
All About Modems
722(14)
How Modems Are Rated
725(8)
Installing and Configuring a Modem
733(3)
The AT Command Set
736(5)
Troubleshooting Guidelines for Modems
741(4)
Chapter Summary
745(1)
Key Terms
746(1)
Review Questions
746(5)
CHAPTER EIGHTEEN PCs on a Network 751(70)
Physical Network Architectures
752(15)
Ethernet
753(5)
Wireless LANs
758(2)
Token Ring and FDDI
760(1)
How NICs Work
760(3)
Segmenting a Network
763(4)
Windows on a Network
767(13)
Addressing on a Network
768(11)
How Computers Find Each Other on a LAN
779(1)
Installing a Network Card and Connecting to a Network
780(13)
Installing a NIC Using Windows 9x
781(6)
Installing a NIC Using Windows 2000/XP
787(3)
Installing a Wireless NIC
790(3)
Using Resources on the Network
793(8)
Sharing Files, Folders, and Applications
793(6)
Network Drive Maps
799(2)
Direct Cable Connection
801(1)
Troubleshooting a Network Connection
801(3)
Connecting Networks
804(5)
Routers
804(2)
Bandwidth Technologies
806(3)
Chapter Summary
809(2)
Key Terms
811(1)
Review Questions
812(9)
CHAPTER NINETEEN PCs on the Internet 821(40)
The TCP/IP Suite of Protocols
822(8)
Using IP and Port Addresses to Identify Services
822(2)
TCP/IP Protocol Layers
824(4)
TCP/IP Utilities
828(2)
Connecting to the Internet
830(14)
Dial-Up Networking
830(9)
DSL and Cable Modem Connections
839(2)
Sharing Internet Connections
841(3)
Supporting Internet Clients
844(9)
Supporting Web Browsers
844(5)
Supporting E-mail
849(1)
Supporting FTP
850(3)
Chapter Summary
853(2)
Key Terms
855(1)
Review Questions
855(6)
CHAPTER TWENTY Notebooks and PDAs 861(28)
Notebook Computers
862(19)
Windows
98(765)
Notebook Features
863(1)
Windows 2000 Notebook Features
864(1)
Windows XP Notebook Features
864(1)
Power Management
865(5)
Upgrading Memory
870(3)
Other Field Replaceable Units for Notebooks
873(1)
Connecting Peripheral Devices to Notebooks
874(5)
Online Resources for Troubleshooting Notebooks
879(2)
PDAs
881(4)
Battery Life on a PDA
882(1)
Applications on a PDA
883(1)
Connecting a PDA to a PC
883(1)
PDA Manufacturers and Operating Systems
884(1)
Chapter Summary
885(1)
Key Terms
886(1)
Review Questions
886(3)
CHAPTER TWENTY-ONE Supporting Printers 889(30)
How Printers Work
890(10)
Laser Printers
890(5)
Ink Jet Printers
895(2)
Dot-Matrix Printers
897(1)
Thermal Printers and Solid Ink Printers
898(1)
How Windows Handles Print Jobs
899(1)
Installing and Sharing a Printer
900(5)
Install a Local Printer
900(1)
Share a Printer with Others in a Workgroup
901(4)
Troubleshooting Guidelines for Printers
905(10)
Printer Maintenance
906(1)
General Printer Troubleshooting
906(7)
Problems Printing from Windows
913(1)
Troubleshooting Networked Printers
914(1)
Chapter Summary
915(1)
Key Terms
915(1)
Review Questions
916(3)
CHAPTER TWENTY-TWO AII About SCSI 919(26)
SCSI Basics
920(13)
The SCSI Subsystem
920(2)
Host Adapters
922(2)
SCSI Device Drivers
924(1)
Variations in SCSI
924(9)
Comparing IDE and SCSI
933(1)
Installing SCSI Devices
934(3)
Installing a Host Adapter Card
935(2)
Setting Device IDs During Installation
937(2)
Installing a SCSI Hard Drive
938(1)
Troubleshooting SCSI Devices
939(1)
Chapter Summary
940(1)
Key Terms
941(1)
Review Questions
942(3)
CHAPTER TWENTY-THREE Purchasing a PC or Building Your Own 945(36)
Selecting a Personal Computer to Meet Your Needs
946(5)
Purchasing a Brand-Name PC vs. a Clone
947(1)
Selecting Software
948(1)
Selecting Hardware
949(1)
Selecting a Total Package
950(1)
Preparing to Build Your Own PC
951(3)
Getting Ready for Assembly: Selecting Parts
952(1)
Getting Ready for Assembly: Final Preparations
953(1)
Building a Personal Computer, Step by Step
954(22)
Overview of the Assembly Process
954(1)
Step 1:Verify You Have All the Parts
955(1)
Step 2: Prepare the Computer Case
956(2)
Step 3: Install Drives
958(3)
Step 4: Set Jumpers or Switches on the Motherboard
961(3)
Step 5: Install the CPU and CPU Fan
964(2)
Step 6: Install RAM on the Motherboard
966(1)
Step 7: Install the Motherboard and Attach Cabling
967(5)
Step 8: Install the Video Card
972(1)
Step 9: Plug In the Computer and Attach External Devices
973(1)
Step 10: Boot the Computer, Check Settings, and Verify Operation
974(2)
Chapter Summary
976(1)
Key Terms
977(1)
Review Questions
977(4)
CHAPTER TWENTY-FOUR Troubleshooting and Maintenance Fundamentals 981(22)
Troubleshooting Perspectives and Tools
982(3)
Troubleshooting Tools
982(3)
Your Approach to Troubleshooting
985(7)
Fundamental Rules
986(2)
Gathering Information
988(4)
Preventive Maintenance
992(7)
When a PC Is Your Permanent Responsibility
992(3)
A Preventive Maintenance Plan
995(2)
Moving Equipment
997(1)
Disposing of Used Equipment
997(2)
Fire Extinguishers
999(1)
Chapter Summary
999(1)
Key Terms
1000(1)
Review Questions
1000(3)
APPENDIX A Error Messages and Their Meanings 1003(4)
APPENDIX B ASCII Character Set and Analysis 1007(4)
APPENDIX C The Hexadecimal Number System and Memory Addressing 1011(10)
Learning to "Think Hex"
1012(1)
Place Value
1012(4)
How Exponents Are Used to Express Place Value
1016(1)
Binary Number System
1016(1)
Memory Addressing
1017(1)
Displaying Memory with DOS DEBUG
1018(3)
APPENDIX D The Professional PC Technician 1021(12)
What Customers Want: Beyond Technical Know-How
1021(1)
Support Calls: Providing Good Service
1022(6)
Planning for Good Service
1022(1)
Making an On-Site Service Call
1023(1)
Phone Support
1024(3)
When You Can't Solve the Problem
1027(1)
Recordkeeping and Information Tools
1028(1)
Professional Organizations and Certifications
1029(1)
Why Certification?
1030(1)
Protecting Software Copyrights
1030(3)
What Does the Law Say?
1031(1)
What Are Your Responsibilities Under the Law?
1031(2)
APPENDIX E Introducing Linux 1033(12)
Root Account and User Accounts
1034(1)
Directory and File Layout
1035(2)
Linux Commands
1037(4)
Using the vi Editor
1041(2)
Window Managers
1043(2)
APPENDIX F Answers to Chapter Review Questions 1045(20)
APPENDIX G What's on the CD 1065(2)
GLOSSARY 1067(30)
INDEX 1097


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