Using Information Technology 10e Introductory Edition - Brossura

Williams, Brian; Sawyer, Stacey

Brossura

ISBN 10: 0071317902 ISBN 13: 9780071317900

Casa editrice: McGraw-Hill Education, 2012

Riassunto

USING INFORMATION TECHNOLOGY; A Practical Introduction to Computers & Communications 10/e “If there is anything we have learned during 18 years of writing and revising this computer concepts book, it is this: Not only does the landscape of computer education change rapidly, but so do the students. . . .This edition, then, is written for the Always On generation, helping students use technology to enrich their personal lives.” –Brian K. Williams & Stacey C. Sawyer

Su questo libro

L'autore:

BARIN K. WILLIAMS has a B.A and M.A from Stanford University and held managerial jobs in education, communication, and publishing.

Contenuti:

Using Information Technology 10e

CHAPTER 1: INTRODUCTION TO INFORMATIONTECHNOLOGY: YOUR DIGITALWORLD

1.1 THE PRACTICAL USER: How BecomingComputer Savvy Benefits You

1.2 INFORMATION TECHNOLOGY & YOURLIFE: The Future Now

Two Parts of IT: Computers &Communications

Education: The Promise of More Interactive &Individualized Learning

Practical Action Box: How to Be a Good OnlineStudent

Health: High Tech for Wellness

Money: Toward the Cashless Society

Leisure: Infotech in Entertainment & the Arts

Government & Electronic Democracy:Participating in the Civic Realm

Jobs & Careers

1.3 INFORMATION TECHNOLOGY IS ALLPERVASIVE:Cellphones, Email, the Internet, &the E-World

The Phone Grows Up

“You’ve Got Mail!” Email’s Mass Impact

Practical Action Box: Managing Your Email

The Internet, the World Wide Web, & the“Plumbing of Cyberspace”

College Students & the E-World

1.4 THE “ALL-PURPOSE MACHINE”: TheVarieties of Computers

All Computers, Great & Small: The Categoriesof Machines

Supercomputers

Mainframe Computers

Workstations

Microcomputers

Microcontrollers

Servers

1.5 Understanding Your Computer

How Computers Work: Three Key Concepts

Pretending to Customize a Desktop Computer:Basic Knowledge of How a Computer Works

Input Hardware: Keyboard & Mouse

Processing & Memory Hardware: Inside theSystem Cabinet

Storage Hardware: Hard Drive & CD/DVDDrive

Output Hardware: Video & Sound Cards, Monitor,Speakers, & Printer

Communications Hardware: Modem

Software

1.6 Where Is Information TechnologyHeaded?

Computers: Miniaturization, Speed, &Affordability

Communications: Connectivity, Interactivity, &Multimedia

When Computers & Communications Combine:Convergence, Portability, Personalization,Collaboration, & Cloud Computing

“E” Also Stands for Ethics

Experience Box: Better Organization & TimeManagement: Dealing with the Information Delugein College—& in Life

CHAPTER 2: THE INTERNET & THE WORLD WIDEWEB: EXPLORING CYBERSPACE

2.1 Connecting to the Internet: Narrowband,Broadband, & Access Providers

Narrowband (Dial-Up Modem): Low Speed butInexpensive

High-Speed Phone Lines: More Expensive butAvailable in Most Cities

Problem for Telephone Internet Connections: TheLast Mile

Cable Modem: Close Competitor to DSL

Satellite Wireless Connections

Other Wireless Connections: Wi-Fi, 3G, & 4G

Internet Access Providers (ISPs):Three Kinds

2.2 How Does the Internet Work?

Internet Connections: POPs, IXPs,Backbone, & Internet2

Internet Communications: Protocols,Packets, & Addresses

Who Runs the Internet?

2.3 The World Wide Web

The Face of the Web: Browsers,Websites, & Web Pages

How the Browser Finds Things: URLs 66

The Nuts & Bolts of the Web: HTML &Hyperlinks

Using Your Browser to Get aroundthe Web

Web Portals: Starting Points for FindingInformation

Search Services & Search Engines &How They Work

Four Web Search Tools: Individual SearchEngines, Subject Directories, Metasearch Engines,& Specialized Search Engines

Smart Searching: Three GeneralStrategies

Practical Action Box: Evaluating & SourcingInformation Found on the Web

Multimedia Search Tools: Image, Audio, &Video Searching

Practical Action Box: Serious Web SearchTechniques

Desktop Search: Tools for Searching YourComputer’s Hard Disk

Tagging: Saving Links for EasierRetrieval Later

2.4 Email & Other Ways ofCommunicating over the Net

Two Ways to Send & Receive Email

How to Use Email

Sorting Your Email

Attachments

Instant Messaging

FTP—for Copying All the Free Files You Want

Newsgroups—for Online Typed Discussions onSpecific Topics

Listservs: Email-Based DiscussionGroups

Netiquette: Appropriate OnlineBehavior

2.5 THE ONLINE GOLD MINE: Telephony,Multimedia, Webcasting, Blogs,E-Commerce, & Social Networking

Telephony: The Internet Telephone &Videophone

Multimedia on the Web

The Web Automatically Comes to You:Webcasting, Blogging, & Podcasting

E-Commerce: B2B Commerce, Online Finance,Auctions, & Job Hunting

Web 2.0: Social Networking, MediaSharing, Social-Network Aggregation, &Microblogging

Practical Action Box: Social Networking: Worththe Convenience?

2.6 THE INTRUSIVE INTERNET: Snooping,Spamming, Spoofing, Phishing, Pharming,Cookies, & Spyware

Snooping on Your Email: Your Messages AreOpen to Anyone

Spam: Electronic Junk Mail

Spoofing, Phishing, & Pharming: Phony EmailSenders & Websites

Cookies: Convenience or Hindrance?

Spyware—Adware, Browser & Search Hijackers,& Key Loggers: Intruders to Track Your Habits &Steal Your Data

Practical Action Box: Tips for AvoidingSpyware

Experience Box: Web Research, Term Papers, &Plagiarism

CHAPTER 3: SOFTWARE: TOOLS FORPRODUCTIVITY & CREATIVITY

3.1 SYSTEM SOFTWARE: The Power behindthe Power

3.2 THE OPERATING SYSTEM: What It Does

Booting

CPU Management

File Management

Task Management

Security Management

3.3 OTHER SYSTEM SOFTWARE: Device Drivers& Utility Programs

Device Drivers: Running PeripheralHardware

Practical Action Box: Utility Programs

Utilities: Service Programs

3.4 Common Features of the User Interface

The GUI: The Graphical User Interface

The Help Command

3.5 Common Operating Systems

Macintosh Operating System

Microsoft Windows

Network Operating Systems: OES, WindowsServer, Unix, & Linux

Embedded Operating Systems forHandhelds

3.6 APPLICATION SOFTWARE: GettingStarted

Application Software: For Sale, For Free, or ForRent?

Tutorials & Documentation

A Few Facts about Files & the Usefulness ofImporting & Exporting

Types of Application Software

3.7 Word Processing Software

3.8 Spreadsheet Programs

The Basics: How Spreadsheet Programs Work

Analytical Graphics: Creating Charts

3.9 Database Software

The Benefits of Database Software

The Basics: How Databases Work

Personal Information Managers (PIMs)

3.10 Specialty Application Software

Presentation Graphics Software

Financial Software

Desktop Publishing

Drawing & Painting Programs

Video/Audio Editing Software

Animation Software

Multimedia Authoring Software

Web Page Design/Authoring Software

Project Management Software

Practical Action Box: Help in Building Your WebPage

Integrated Software & Software Suites

Portable Document Format (PDF)

Computer-Aided Design (CAD)

3.11 Filenames & Extensions

Data Compression: Putting More Data in LessSpace

Experience Box: Getting Help from TechSupport

CHAPTER 4: HARDWARE: THE CPU & STORAGE:HOW TO CHOOSE A MULTIMEDIACOMPUTER SYSTEM

4.1 Microchips, Miniaturization, &Mobility

From Vacuum Tubes to Transistors toMicrochips

Miniaturization Miracles: Microchips& Microprocessors

Mobility

Choosing an Inexpensive Personal Computer:Understanding Computer Ads

4.2 THE SYSTEM UNIT: The Basics

The Binary System: Using On/Off Electrical Statesto Represent Data & Instructions

Machine Language

The Computer Case: Bays, Buttons, &Boards

Power Supply

The Motherboard & the MicroprocessorChip

Practical Action Box: Power Issues: Problemswith Electrical Power to Your Computer

Processing Speeds: From Megahertz toPicoseconds

4.3 MORE ON THE SYSTEM UNIT: WhatSupports the Processor?

Word Size

The Parts of the CPU

How Memory Works: RAM, ROM, CMOS, &Flash

How Cache Works

Other Methods of Speeding Up Processing

Ports & Cables

Expandability: Buses & Cards

4.4 Secondary Storage

Hard Disks

Optical Disks: CDs & DVDs

Smart Cards

Flash & Solid State Memory

Practical Action Box: Storing Your Stuff: HowLong Will Digitized Data Last?

Online Secondary Storage

Practical Action Box: Starting Over withYour Hard Drive: Erasing, Reformatting, &Reloading

4.5 Future Developments in Processing &Storage

Future Developments in Processing

Future Developments in SecondaryStorage

Experience Box: How to Buy a Laptop

CHAPTER 5: HARDWARE: INPUT & OUTPUT:TAKING CHARGE OF COMPUTING &COMMUNICATIONS

5.1 INPUT & OUTPUT

5.2 INPUT HARDWARE

Keyboards

Pointing Devices

Scanning & Reading Devices

Audio-Input Devices

Webcams & Video-Input Cards

Digital Cameras

Speech-Recognition Systems

Sensors

Radio-Frequency Identification Tags

Human-Biology-Input Devices

5.3 OUTPUT HARDWARE

Traditional Softcopy Output: DisplayScreens

Traditional Hardcopy Output: Printers

Practical Action Box Buying a Printer

Mixed Output: Sound, Voice, & Video

5.4 INPUT & OUTPUT TECHNOLOGY &QUALITY OF LIFE: Health & Ergonomics

Health Matters

Ergonomics: Design with People in Mind

5.5 THE FUTURE OF INPUT & OUTPUT

Toward More Input from Remote Locations

Toward More Source Data Automation

Toward More Realistic Output

Experience Box: Good Habits: Protecting YourComputer System, Your Data, & Your Health

CHAPTER 6: COMMUNICATIONS, NETWORKS,& SAFEGUARDS: THE WIRED &WIRELESS WORLD

6.1 FROM THE ANALOG TO THE DIGITALAGE

The Digital Basis of Computers: Electrical Signalsas Discontinuous Bursts

The Analog Basis of Life: Electrical Signals asContinuous Waves

Purpose of the Modem: Converting Digital Signalsto Analog Signals & Back

Converting Reality to Digital Form

6.2 NETWORKS

The Benefits of Networks

A Few Disadvantages of Networks

Types of Networks: WANs, MANs, & Others

How Networks Are Structured: Client/Server &Peer to Peer

Intranets, Extranets, & VPNs

Components of a Network

Network Topologies

Ethernet

6.3 WIRED COMMUNICATIONS MEDIA

Wired Communications Media: Wires &Cables

Wired Communications Media for Homes

6.4 WIRELESS COMMUNICATIONSMEDIA

The Electromagnetic Spectrum, the Radio-Frequency (RF) Spectrum, & Bandwidth

Practical Action: Telecommuting & Telework:The Nontraditional Workplace

Five Types of Wireless CommunicationsMedia

Long-Distance Wireless: One-WayCommunication

Long-Distance Wireless: Two-WayCommunication

Short-Range Wireless: Two-WayCommunication

6.5 CYBERTHREATS, HACKERS, &SAFEGUARDS

Cyberthreats

Practical Action Box: WikiLeaks & DDoS

Practical Action Box: Ways to Minimize VirusAttacks

Some Cybervillains: Hackers & Crackers

Online Safety

Practical Action Box: How to Deal withPasswords

Experience Box: Virtual Meetings: Linking UpElectronically

CHAPTER 7: PERSONAL TECHNOLOGY: THEFUTURE IS YOU

7.1 Convergence, Portability, &Personalization

Convergence

Portability

Personalization

Popular Personal Technologies

7.2 Portable Media Players

How PMP/MP3 Players Work

The Societal Effects of PMPs

Using PMPs in College

7.3 High-Tech Radio: Satellite, HighDefinition & Internet

Satellite Radio

HD Radio

Internet Radio

Podcasting

7.4 Digital Cameras: ChangingPhotography

How Digital Cameras Work

The Societal Effects of Digital Cameras

Practical Action Box: Online Viewing & Sharingof Digital Photos

7.5 Digital Television

Three Kinds of Television: DTV, HDTV,SDTV

The Societal Effects of the New TV

7.6 E-Book Readers: The New ReadingMachines

How an E-Book Reader Works

The Drawbacks of E-Book Readers

7.7 Tablet PCs

7.8 Smartphones: More Than Talk

How a Mobile Phone Works

The Societal Effects of Cellphones

7.9 Videogame Systems: The UltimateConvergence Machine?

EXPERIENCE BOX: The “Always On”Generation

CHAPTER 8: DATABASES ARE IN YOUR LIFE:DIGITAL ENGINES FOR TODAY’SECONOMY

8.1 MANAGING FILES: Basic Concepts

How Data Is Organized: The Data Storage

Hierarchy

The Key Field

8.2 Database Management Systems

The Benefits of Database Management Systems

Three Database Components

Practical Action Box: Accuracy &Completeness ...

Su questa edizione

• Editore: McGraw-Hill Education
• Data di pubblicazione: 2012
• ISBN 10: 0071317902
• ISBN 13: 9780071317900
• Rilegatura: Copertina flessibile
• Numero di pagine: 416