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IT Essentials I: PC Hardware and Software Companion Guide (Cisco Networking Academy Program)

ISBN: 9781587131363 | 1587131366
Edition: 2nd
Format: Hardcover w/Disk
Publisher: Cisco Press
Pub. Date: 1/1/2005

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SummaryTable of Contents
The IT Essentials I: PC Hardware and Software online course and the CompTIA A+ certification exam revised in late 2003. Cisco Press published a supplement to assist with these revisions that is automatically bundled with the first edition of the Companion Guide. The Second Edition of the IT Essentials I Companion Guide incorporates all the information from the supplement and includes additional material that complements the revised IT Essentials I online course. The Companion Guide is a portable desk reference of the course material that can be... MORE
Forewordxxv
Introductionxxvii
Information Technology Basics
3(80)
Getting Started in IT
... MORE(11)
Computer Systems and Programs
3(2)
Computer Types
5(4)
Connecting Computer Systems
9(1)
Birth of the Internet
10(3)
The Cost of Technology
13(1)
Windows Desktop Environment
14(12)
Starting, Shutting Down, and Restarting Microsoft Windows
14(2)
Using Windows Explorer
16(1)
Navigating the Desktop
17(2)
Working with Icons
19(3)
Recognizing an Application Window
22(3)
Resizing a Desktop Window
25(1)
Switching Between Windows
26(1)
Basic Features of Windows
26(17)
Viewing the Basic System Information of a Computer
27(4)
Setting the Clock and Date
31(2)
Minimizing, Maximizing, and Exiting
33(1)
Adjusting the Screen Display
33(4)
Working with Desktop Settings
37(1)
Adjusting Audio Volume
38(1)
Using the Start Menu Options
39(3)
Understanding the Recycle Bin
42(1)
Overview of Software Applications
43(9)
Word Processors
43(1)
Spreadsheets
44(1)
Databases
44(2)
Graphics Applications
46(3)
Presentation Applications
49(1)
Web Browsers and E-Mail
50(2)
Math for a Digital Age
52(13)
Measurement-Related Terminology
52(1)
Analog and Digital Systems
53(2)
Boolean Logic Gates
55(1)
Decimal and Binary Number Systems
56(2)
Decimal-to-Binary Conversion
58(1)
BASE16 (Hexadecimal) Number System
59(1)
Binary-to-Hexadecimal Conversion
60(1)
Hexadecimal-to-Binary Conversion
61(1)
Converting to Any Base
62(2)
Introduction to Algorithms
64(1)
Laboratory Safety and Tools
65(10)
Basic Lab Safety Principles
65(2)
Workspace Practices That Help Reduce ESD Potential
67(2)
Tools of the Trade
69(2)
Workspace Cleaning Supplies
71(1)
Workplace Testing Equipment
72(1)
Lab Safety Agreement
73(2)
Summary
75(1)
Key Terms
76(3)
Check Your Understanding
79(4)
How Computers Work
83(96)
Computer Operations
83(3)
Input, Processing, Output, and Storage
84(2)
The Boot Process
86(4)
Initializing the System Hardware
86(1)
Loading the Operating System
87(1)
Running the Boot Sequence
88(2)
Hardware Components
90(23)
Computer Cases
90(4)
Power Supplies
94(3)
Cooling Systems
97(1)
The Motherboard
98(5)
CPUs
103(4)
BIOS ROM
107(1)
Expansion Slots
108(3)
Riser Cards
111(1)
Bus Types
112(1)
Memory Components
113(5)
RAM
113(1)
SIMMs and DIMMs
114(3)
Cache/COASt Memory
117(1)
Display Components
118(4)
Monitors/Display Devices
118(2)
Video Cards
120(2)
Connector Components
122(12)
Serial and Parallel Ports
122(2)
PS/2 (6-Pin Mini-DIN) Ports and 5-Pin DIN Ports
124(1)
Universal Serial Bus Ports and Fire Wire Buses
124(3)
IDE, EIDE, Ultra, and SCSI Controllers
127(4)
SCSI Disk Types
131(3)
Storage Components
134(16)
Floppy Drive
134(1)
Hard Drive
135(4)
CD-ROM Drive
139(3)
DVD Formats and Drives
142(3)
Backup Hardware
145(5)
Network Components
150(2)
Modems
150(1)
Network Interface Cards
151(1)
System Resources
152(5)
What Are System Resources?
152(1)
Interrupt Requests
153(2)
Direct Memory Access
155(1)
Input/Output Addresses
156(1)
Portable Devices
157(11)
Notebook Computers
158(2)
Portable Hardware
160(2)
PCMCIA Cards
162(1)
Portable Computer Displays
163(1)
Docking Stations
164(2)
Upgrading and Troubleshooting Notebooks
166(1)
Infrared Devices
167(1)
Wireless Access Points
167(1)
Summary
168(3)
Key Terms
171(4)
Check Your Understanding
175(4)
Assembling a Computer
179(66)
Overview of the Assembly Process and Safety Issues
179(3)
Overview of General Safety Issues
179(2)
ESD Precautions
181(1)
Process Demonstration
182(1)
Creating a Computer Inventory
182(7)
Importance of an Inventory
183(1)
Inventory Checklist
183(6)
Computer Case and Power Supply
189(7)
Computer Cases and System Units
189(1)
Desktops
190(1)
Towers
190(2)
Power Supplies
192(4)
Preparing the Motherboard for Installation
196(13)
Motherboard Location Map
196(2)
Motherboard Configuration
198(1)
Motherboard Jumpers
199(3)
Installing the CPU
202(3)
Installing the Heat Sink and Fan
205(1)
Installing RAM
206(3)
Installing the Motherboard
209(4)
Installing the Motherboard into the Case
209(1)
Attaching the LEDs, Keylock, and Speaker
210(1)
Connecting the Power Supply Cables to the Motherboard
211(2)
Installing the Floppy Drive, Hard Drive, CD-ROM Drive, and DVD Drive
213(8)
Attaching the Floppy Drive to the Case
213(1)
Attaching the Hard Drive and CD-ROM Drive to the Case
214(3)
Connecting the Floppy Drive, Hard Drive, CD-ROM Drive, and DVD Drive to the System
217(3)
Connecting the Power Cables to the Floppy Drive, Hard Drive, and CD-ROM Drive
220(1)
Video Card Installation
221(2)
Final Steps
223(2)
Fitting the Case Together
223(1)
Connecting the Keyboard, Mouse, Monitor, and Power Cord
224(1)
Booting the System for the First Time
225(13)
What Is the BIOS?
225(2)
Entering the BIOS Configuration
227(1)
Standard CMOS Setup Screen
228(2)
BIOS Features and Chipset Features Setup Screens
230(1)
Power Management and Plug and Play Screens
231(2)
Integrated Peripherals and Hard Disk Detection Screens
233(1)
Password Screens and the Load Setup Defaults Screen
234(1)
BIOS Exit Options
235(1)
Startup Sequence
236(2)
Summary
238(2)
Key Terms
240(1)
Check Your Understanding
241(4)
Operating System Fundamentals
245(46)
Operating System
245(7)
Components of an Operating System
245(3)
Operating System Functions
248(1)
Operating System Types: Basic Terminology
249(3)
Disk Operating System (DOS)
252(14)
What Is DOS, and Why Learn About It?
252(2)
Understanding the DOS File Structure
254(2)
Learning the Basic DOS Commands
256(5)
Creating a DOS Boot Disk
261(1)
Booting the System with a DOS Disk
262(1)
Understanding DOS Configuration Files
263(2)
Editing System Configuration Files: Sysedit.EXE
265(1)
Memory Management
266(12)
Memory Types
266(4)
Memory-Management Tools: Adjusting and Optimizing System Memory
270(3)
Other Types of Memory
273(2)
Memory Conflicts: General Protection Faults
275(2)
Real- Versus Protected-Mode Memory Addressing
277(1)
Summary
278(2)
Key Terms
280(5)
Check Your Understanding
285(6)
Windows 9x Operating Systems
291(82)
Windows 9x File Structure and File-Management System
291(22)
Naming Files in Windows
292(1)
Understanding Directories and Folders
293(4)
Using a Text-Editing Application to Create a File (Document)
297(5)
Copying, Moving, and Creating Shortcuts
302(2)
Viewing Document Details
304(1)
Recognizing File Types in Windows
304(2)
Selecting, Copying, and Moving Files
306(1)
Searching for a File, Folder, or Directory
307(1)
Making Backup Copies of Files on a Floppy Disk
308(2)
Using the Recycle Bin
310(3)
Windows Management with the Control Panel
313(15)
Using the System Properties Applet
313(3)
Using a Printer
316(9)
Adding and Removing Programs
325(1)
Adding Hardware
326(1)
Adjusting the Display and Sounds
326(2)
System Tools
328(4)
Understanding the Registry
328(1)
Using Regedit and Scanreg
329(1)
Understanding Msconfig, the Startup Menu, and Safe Mode
329(2)
Using Wscript.EXE, Hwinfo.EXE, and ASD.EXE
331(1)
Preparing a Hard Drive for Operating System Installation
332(5)
Partitioning a Hard Drive
332(2)
Formatting a Hard Drive
334(3)
Installing Windows 9x
337(10)
Windows 9x Versions Overview
337(2)
Requirements for Installing Windows 98
339(2)
Steps of a Windows 98 Installation
341(3)
Windows 98 Setup Options
344(2)
Upgrade Installation
346(1)
Troubleshooting the Installation Process
347(16)
Using Systematic Troubleshooting Techniques and Finding Help
348(3)
Understanding Windows 98 Setup Errors
351(1)
Using the System Properties Window
352(4)
Adding Software Drivers
356(2)
Making a Windows Startup Disk
358(4)
Uninstalling Windows 98
362(1)
Summary
363(1)
Key Terms
364(2)
Check Your Understanding
366(7)
Windows NT/2000 Operating Systems
373(72)
Windows 9x Contrasts
373(15)
NTFS Versus FAT
373(8)
Security and Permissions
381(2)
Windows 2000 Boot Process
383(4)
Plug and Play Drivers
387(1)
System Tools
388(21)
Administrative Tools
389(11)
Windows 2000 Registry
400(5)
Startup Menu and Safe Mode
405(1)
The ERD and Recovery Console for Windows 2000
406(3)
Overview of the Installation Process
409(3)
Differences Between the Windows 2000 and 9x Installation
409(1)
Hardware Requirements
410(1)
Windows 2000 Features
411(1)
Installing Windows 2000
412(14)
Requirements for Installing Windows 2000
412(1)
Steps of a Windows 2000 Installation
413(12)
Windows 2000 Setup Options
425(1)
Special Installations
426(9)
Upgrading from Windows NT Workstation 4 to Windows 2000
426(1)
Replacing Windows 9x with Windows 2000
427(7)
Dual-Booting Windows 9x/Windows NT 4 and Windows 2000
434(1)
Summary
435(2)
Key Terms
437(2)
Check Your Understanding
439(6)
Windows XP Operating System
445(38)
Windows XP Versions
445(5)
Windows XP Home Edition
446(1)
Windows XP Professional Edition
446(2)
Windows XP Professional 64-Bit Edition
448(1)
Windows XP Media Center Edition
449(1)
Overview of the Installation Process
450(4)
Differences Between the Installation of Windows 2000/9x and Windows XP
451(1)
Windows XP Hardware Requirements
452(1)
Windows XP Features
452(2)
Installing the Windows XP Operating System
454(3)
Requirements for Installing Windows XP
454(1)
Understanding the Steps of a Windows XP Installation
455(1)
Windows XP Setup Options
456(1)
Special Installations
457(4)
Upgrading Windows NT Workstation 4/2000 to Windows XP
457(2)
Upgrading Windows 98 to Windows XP
459(1)
Dual-Booting Windows 9x, NT 4, 2000, and XP
460(1)
Windows XP and Windows NT/2000/Me/9x Contrasts
461(16)
Keeping User Files Private
461(1)
Simple File Sharing Versus Windows 2000 Sharing
462(2)
Internet Enhancements
464(3)
System Properties
467(5)
Graphical User Interface
472(5)
Summary
477(2)
Key Terms
479(1)
Check Your Understanding
479(4)
Multimedia Capabilities
483(58)
Introduction to Multimedia
483(10)
Basic Hardware Required for Multimedia Upgrades
484(1)
The Video Adapter
485(3)
Computer Displays
488(3)
Sound Cards and Speaker Systems
491(1)
Common Media File Formats Used in Multimedia Applications
491(2)
MPEG Hardware Versus Software
493(1)
Upgrading Video with a Video Acceleration Board
493(5)
Reviewing PCI and AGP Types
494(1)
Understanding All-in-One Cards
494(1)
Installing and Configuring the Video Card Driver and Software
495(1)
Understanding RAMDAC and Video Memory
496(1)
Flashing the Video Board with BIOS Updates
497(1)
Adding Audio Capabilities with a Sound Card
498(13)
Understanding Sound Card Operation
499(2)
Working with USB, PCI, and Built-In Sound
501(2)
Removing or Disabling Outdated Sound Cards
503(2)
Installing Sound Cards
505(1)
Connecting a CD-ROM or DVD-ROM Drive to the Sound Card
506(1)
Installing the Sound Card Driver and Software
507(3)
Connecting MIDI and External Audio Sources
510(1)
Overview of CDs and DVDs
511(11)
Compact Discs
512(2)
CD-R and CD-RW Media
514(2)
Digital Audio Extraction
516(1)
DVD Drives
517(1)
DVD Recording
518(2)
CD Recording Formats
520(1)
DVD Layering and Formats
521(1)
Digitizing Video
522(8)
Digital Cameras and Video Cameras
523(4)
Hardware and Software Video Capture
527(1)
Installing and Configuring a Video Capture Board
528(2)
Summary
530(1)
Key Terms
531(4)
Check Your Understanding
535(6)
Advanced Hardware Fundamentals for Servers
541(48)
Network Server Overview
541(15)
Network Servers
541(2)
RAID
543(5)
RAID Controllers
548(1)
Hardware RAID Versus Software RAID
549(1)
Hardware-Based RAID Configurations
550(6)
Configuring External Peripherals
556(2)
Overview of External Disk Subsystems
556(1)
Configuring an External Disk Subsystem
556(1)
Configuring an External CD-ROM System
557(1)
Adding Hardware to a Server
558(15)
Replacing a Single Processor with a Faster Processor
558(3)
Installing Additional Processors
561(2)
Upgrading the Operating System for Multiple Processors
563(2)
Adding Hard Drives
565(5)
Adding Memory
570(3)
Upgrading Server Components
573(6)
Upgrading Adapter Memory
573(1)
Upgrading Adapter BIOS or Firmware
574(1)
Replacing an Adapter
574(1)
Upgrading Peripheral Devices
575(1)
Upgrading System-Monitoring Agents
576(1)
Upgrading Service Tools
577(1)
Documenting the Configuration
578(1)
Summary
579(2)
Key Terms
581(2)
Check Your Understanding
583(6)
Networking Fundamentals
589(100)
Introduction to PC Networking
589(9)
Computer Networks
589(2)
File, Print, and Application Services
591(1)
Mail Services
592(2)
Directory and Name Services
594(1)
The Internet
595(1)
Network Administration
596(1)
Simplex, Half-Duplex, and Full-Duplex Transmission
597(1)
Types of Networks
598(9)
Peer-to-Peer Networks
598(2)
Client/Server Networks
600(1)
Local-Area Networks
601(2)
Wide-Area Networks
603(4)
Adding a Network Interface Card
607(8)
Defining a Network Interface Card
608(1)
Setting the IP Address
609(3)
DHCP Servers
612(1)
Default Gateways
613(1)
Domain Name System
613(2)
Physical Components of a Network
615(18)
Network Topologies
615(4)
Physical Versus Logical Topologies
619(2)
Networking Media
621(5)
Common Networking Devices
626(3)
Server Components
629(4)
LAN Architectures
633(7)
Ethernet
634(2)
Token Ring
636(2)
Fiber Distributed Data Interface
638(2)
Networking Protocols and the OSI Model
640(9)
OSI Model Overview
640(3)
Defining a Protocol
643(1)
Transmission Control Protocol/Internet Protocol (TCP/IP)
644(3)
Internetwork Packet Exchange/Sequenced Packet Exchange
647(1)
NetBEUI
648(1)
AppleTalk
648(1)
TCP/IP Utilities
649(6)
Packet Internet Groper
649(1)
ARP
650(1)
RARP
651(1)
NSLOOKUP
651(1)
Netstat
651(1)
Nbtstat
651(1)
Ipconfig, Winipcfg, Config, and Ifconfig
652(2)
Tracert, Iptrace, and Traceroute
654(1)
Connecting to the Internet
655(16)
Synchronous and Asynchronous Serial Lines
656(1)
Modems
657(3)
Dial-Up Networking, Modem Standards, and AT Commands
660(2)
ISPs and Internet Backbone Providers
662(2)
Digital Subscriber Lines
664(2)
Cable Modems
666(1)
Cable Modems Versus DSL Internet Technologies
667(2)
ISDN Connections
669(1)
Satellite Dishes
670(1)
Summary
671(2)
Key Terms
673(8)
Check Your Understanding
681(8)
Printers and Sharing
689(58)
Understanding Printers and Printing
689(8)
Printer Overview
689(2)
Understanding Dot Matrix Printer Operation
691(1)
Understanding Ink Jet Printer Operation
692(2)
Understanding Laser Printer Operation
694(3)
Buying a Printer
697(6)
Print Capacity and Speed
698(1)
Print Quality and Resolution
699(1)
Printer Reliability
700(1)
Cost of Ownership
701(1)
Laser Versus Ink Jet Printers
701(2)
Connecting a Printer
703(16)
Using Serial, Parallel, SCSI, USB, FireWire, Network, and Infrared Communication Types
703(5)
Understanding Page Description Languages
708(1)
Installing and Updating Printer Drivers
708(2)
Installing and Replacing Ink and Toner
710(1)
Installing and Adjusting Print Media
711(2)
Installing Additional Printer Memory
713(1)
Adding a Local Printer
714(3)
Printing a Test Page
717(2)
Sharing a Printer
719(9)
Host-Based Printing Technology
719(1)
Printer Switches
720(1)
Built-In Printer Fonts and Font Cards
721(1)
Configuring Printer Sharing
722(1)
Adding a Network Printer
723(2)
Installing Print Services
725(1)
The Network Print Server
725(2)
Printer Network Interface Cards
727(1)
Managing a Printer
728(5)
Using the Printer Queue to Manage Print Jobs
728(1)
Setting Print Times for Large or Less Important Documents
729(1)
Selecting a Default Printer
729(1)
Configuring Individual Printer Options
730(2)
Using Printer Accessories
732(1)
Dealing with Paper Problems
733(3)
Obstructions in the Paper Path
733(1)
Stripped and Broken Drive Gears
734(1)
Stepper Motor Problems
734(1)
Defective Registration Roller and Other Feed Rollers
735(1)
Wrong Type of Paper
735(1)
High Humidity
736(1)
Paper Dusting
736(1)
Summary
736(3)
Key Terms
739(2)
Check Your Understanding
741(6)
Preventive Maintenance
747(44)
Preventive Maintenance and the Technician
747(14)
Elements of a Preventive Maintenance Program
748(1)
Tools and Equipment
748(5)
Environmental Guidelines
753(1)
Environmental Guidelines for a Server Room
753(5)
Proper Disposal of Hazardous Materials
758(2)
Using Material Safety Data Sheets
760(1)
Preventive Maintenance and Electrostatic Discharge
761(4)
Electrostatic Discharge Overview
761(2)
Antistatic Bags
763(1)
Grounding Wrist Straps
764(1)
Compressed Air
764(1)
Grounded Workbench
764(1)
Preventive Maintenance for Computer Peripherals
765(4)
Monitors
765(1)
Mice
766(1)
Keyboards
767(1)
Printers
767(2)
Scanners
769(1)
Computer Software for Preventive Maintenance
769(7)
Software Utilities
770(2)
User Responsibilities
772(1)
Antivirus Applications
773(1)
Firewalls
773(3)
Preventive Maintenance and Power Issues
776(7)
Power Issues
776(2)
Surge Suppressors and Power Supplies
778(2)
UPS in a Server Environment
780(3)
Summary
783(2)
Key Terms
785(1)
Check Your Understanding
786(5)
Troubleshooting PC Hardware
791(54)
Troubleshooting Basics
791(7)
Troubleshooting Overview
791(1)
Troubleshooting Steps
792(4)
Troubleshooting Tools
796(1)
Diagnostic Software
797(1)
Disposal Actions
798(1)
Troubleshooting the Hardware Box
798(28)
Overview of Field-Replaceable Units
799(1)
Post Errors
800(4)
CMOS/BIOS Errors
804(4)
Motherboard-Related Errors
808(1)
CPUs
809(2)
RAM
811(6)
Cable Issues
817(1)
Ports
817(1)
The Video System
818(1)
Secondary Storage Devices
819(1)
Sound Cards
820(3)
Power Supply Issues
823(1)
Box Cooling Issues
824(2)
Troubleshooting Peripheral Devices
826(10)
Input Devices
827(3)
Output Devices
830(3)
SCSI Interface Issues
833(1)
Internet/Network-Access Devices
834(2)
Summary
836(2)
Key Terms
838(1)
Check Your Understanding
839(6)
Troubleshooting Software
845(86)
Troubleshooting Process
845(3)
Overview of the Troubleshooting Process
845(1)
Gathering User Information
846(1)
Reproducing Error Symptoms
846(1)
Identifying Recent Software Changes
847(1)
Determining Whether a Problem Is Hardware or Software Related
847(1)
Fixing the Software
848(1)
DOS Troubleshooting Issues
848(9)
System Boot Problems
848(5)
DOS Error Messages
853(3)
Invalid Directory Errors
856(1)
Common Windows Operating System Problems
857(7)
Troubleshooting Setup (Installation) Problems: Review
857(1)
Troubleshooting Startup (Booting) Problems
857(2)
Understanding Windows Memory Usage Problems
859(2)
Troubleshooting Windows Missing/Corrupt DLL or VxD Files
861(2)
Troubleshooting System Lockup Errors
863(1)
Troubleshooting Shutdown Problems
863(1)
Troubleshooting Windows 9x
864(9)
Upgrade Issues
864(1)
Error Codes and Startup Messages
865(2)
Windows 9x Startup Modes
867(2)
Windows 9x Error Log Files
869(2)
Windows Virtual Memory Errors
871(2)
Using System Tools and System Editors to Troubleshoot Windows 9x/2000
873(5)
Using System Tools
873(3)
Using the Device Manager to Troubleshoot
876(1)
Using the System Editors
876(2)
Windows 9x/2000 Registry Problems
878(5)
Understanding the Registry Files
878(1)
Understanding the Registry Structure
879(1)
Editing the Registry
880(2)
Cleaning the Registry
882(1)
Troubleshooting Windows NT 4/2000
883(4)
Windows NT/2000 Installation Problems: Review
883(1)
Windows NT/2000 Upgrade Issues
883(1)
Windows NT Startup Modes
884(1)
Windows 2000 Startup Modes
884(1)
Windows 2000 Recovery Console
885(2)
Troubleshooting Windows XP
887(4)
Windows XP Installation Problems
887(1)
Windows XP Upgrade Issues
888(1)
Windows XP Startup Modes
888(1)
Windows XP Recovery Console
889(2)
Troubleshooting Applications
891(2)
Troubleshooting DOS Applications
891(1)
Troubleshooting NT/2000 Applications
892(1)
Windows Data Backup and Recovery
893(8)
Windows Registry Backup and Recovery Tools
894(3)
Windows Data and Application Backup and Recovery Tools
897(1)
Types of Data Backup Procedures
898(3)
Windows-Specific Printer Software Problem Troubleshooting
901(3)
Print Spoolers
901(1)
Printer Queues
902(1)
Incorrect/Incompatible Printer Drivers
903(1)
Windows-Specific Networking Software Connection Troubleshooting
904(11)
Error Messages
904(1)
Incorrect Parameter Settings/Switches
905(2)
Incorrect Protocols or Protocol Properties
907(1)
Incorrect Client or Client Properties
908(1)
Missing or Incorrect Bindings
908(1)
Incorrect Service Selection
908(1)
Incorrect Primary Network Logon Settings
909(1)
Incorrect Computer Name or Workgroup Name
909(2)
Network Troubleshooting Software Utilities
911(4)
Windows 9x, NT, 2000, and XP Help
915(3)
Help and Troubleshooting Files
915(1)
Troubleshooting and Information Resources
916(2)
Summary
918(2)
Key Terms
920(4)
Check Your Understanding
924(7)
Appendix A The Information Technology Professional931(34)
Appendix B Answers to the Check Your Understanding Questions965(24)
Glossary989(42)
Index1031

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