內容簡介
《信息技術與套用導論(第7版影印版)》儘可能地將最有用的信息綜合起來提供給讀者,因此,《信息技術與套用導論(第7版影印版)》具有如下特點:①覆蓋面廣。幾乎包含了要了解IT技術所必須掌握的所有核心概念和內容,詳而不繁。②實用性強。所講述的軟體都是最新的,涉及的內容包羅萬象。③複習鞏固提高。每章都有關鍵問題表,章末都有“是什麼、怎么做、為什麼重要”式的小結,每章都有自我測試題和思考題。④豐富的補充材料。有教師參考資料(試題庫、教師手冊、PowerPoint幻燈片)、視頻片段、互動式配套光碟、自助學習系統,提供兩種自我測試軟體。
內容:1. 概述 2. 硬體 3. I/O硬體 4. 存儲器 5. 系統軟體 6.
套用軟體 7. 通信技術8. 通信技術的使用 9. 信息系統的分析與設計 10. 軟體編程與語言 11. 信息管理 12. 檔案與資料庫 13. 高級計算 14. 種族、隱私、安全與社會問題。
目錄
1.Overview:The Foundation for Your Future
1.1 Whw Is the User?—Mostly People Like You
1.2 The Importance ot Becoming
1.3 What Is a Comprter-Based Information
The Digital Basis of Computers
The Analog Basis of Life
1.4 Comprter Hardware
Input Hardware
Processing and Memory(Primary Storage)
Hardware
Output Hardware
Secondary Storage Hardware
Communications Hardware
1.5 Computer Software
System Software:The Computer's Boss
Applications Software:Your Servant
1.6 Types of Computer Systems:What's the Difference?
1.7 Milestones in Computer Development
The Evolution of Computers:Data Overload or Knowledge
1.8 Computiong Trends:Connectivity,Interactivity,and Digital Convergence
Connectivity
Interactivity
Digital Convergence
CAREER BOX:Using Computers in Real Estate
CAREER BOX:Using Computers in Government and Politics
Summary
Exerciuses
EPISODE 1:Starting a Web Business E1.36
2.Processing Hardware:Turning Data into Something You Can Use
2.1 How Data and Programs Are Represented in the Computer
Binary Coding Schemes
The Parity Bit:Checking for Errors
Machine Language:Your Brand of Computer's Very Own Language
How Computer Capacity Is Expressed:Bit by Bit
2.2 The Processor,Main Memory,and Registers
The Processor In Charge
Specialized Processor Chips:Assistants to the CPU
CISC,RISC,and MPP:Not All Processors Are Created Equal
Main Memory:Working Storqge Area for the CPU
Registers
The Machine Cycle:How a Single Instruction Is Processed
2.3 Telling Computers Apart:RAM Capacity,Word Size,and Processor Speed
RAM Capacity
Word Size
Processing Speeds
2.4 Focus on the Microcomputer:What's Inside?
The Power Supply
The Motherboard
The Microprocessor
RAM Chips
ROM Chips
Other Forms of Memory
Ports:Connecting Peripherals
Expansion Slots and Boards
2.5 Coming Attractions?
CAREER BOX:Using Computers in Law
CAREER BOX:Using Computers in Information Technolgy
Summary
Exercises
3 Input/Output Hardware:Interfaces Between You& the Computer
3.1 I/O, I/O, It's Off to Work We Go
3.2 Input Hardware
Keyboard Input
Pointing Devices
Source-Data Entry
Scanning Devices
Voice Recognition
Audio Input Devices
Video and Photographic Input
Sensors
Human-Biology Input Devices
Multimedia Input Needs
Input Controls: Preserving Data Integrity
3.3 Output Hardware
Impact Printers
Nonimpact Printers
Plotters
Installing a Printer or Plotter
Muttifunction Printer Technology." One for All
Monitors
Future Display Technology
Audio Output Hardware
Multimedia Output Needs
3.4 In and Out: Devices That Do Both
Terminals
Smart Cards and Optical Cards
Touch Screens
Now You See It, Now You Don't
CAREER BON,: Using Computers in
Law Enforcement
CAREER BOX: Using Computers in
Genealogy
Summary
Exercises
EPISODE 2: Deciding to Start Your Web
Business
4 Storage Hardware:Preserving Data& Information
4.1 Storage Fundamentals
Common Elements of Storage Technology
Types of Files
What Can You Do with Files Besides Filing Them?
4.2 Tape Storage
4.3 Diskette Storage
How a Disk Drive Works
Characteristics of Diskettes
4.4 Hard Disks
Nonremovable Internal Hard Disk Drives of Microcomputers
Microcomputer Hard Disk Variations." Power and Portability
Virtual Memory: Using Disk Space to Increase RAM
Hard Disk Technology for Large Computer Systems
Future Hard Disk Technology." The MR Head
4.5 Optical Disks
CD-ROM Disks
CD-R Disks
CD-RW Disks
DVD-ROM." The "Digital Convergence" Disk
4.6 The Importance of Backup
4.7 Other Forms of Secondary Storage
Flash-Memory Cards
Advanced Storage Technology
CAREER BOX: Using Computers in
Agriculture
Summary
Exercises
5 System Software: The Director
5.1 Two Basic Software Types: For the
Computer and for the User
5.2 System Software Components
Operating System: In Control
Utility Programs: Helping Hands
Language Translators
System Software Interfaces
5.3 Common Operating Systems:
Platforms
DOS and Windows 3.x
Windows 9x
Windows NT I Windows 2000
OSl2 Warp
Unix
Linux
Macintosh OS
Net Ware
5.4 The Future: Is the Web Changing
Everything?
Bloatware or the Network Computer?
The Jolt from Java
CAREER BOX: Using Computers in
Photography
Summary
Exercises
6 Applications Software:The User's Tools
6.1 Applications Software Tools
6.2 Common Features of Applications Software
Compatibility Issues: What Goes with What?
6.3 Productivity Software Tools
Word Proeessing Software
Spreadsheet Software
Personal Finance Software
Presentation Graphics
Database Management System Software
Groupware
Desktop Accessories and PIMs
Integrated Software and Software Suites
Web Browsers
6.4 Specialty Applications Software Tools
Desktop-Publishing Software
Project Management Software
Computer-Aided Design (CAD) and
Manufacturing (CAM)
Drawing and Painting Software
Multimedia Authoring Software
6.5 Installing and Updating Applications Software
Installing Applications Software
Software Versions and Releases
6.6 Ethics and Intellectual Property Rights: When Can You Copy?
What Is a Copyright?
Piracy, Plagiarism. and Ownership of Image and Sounds
Public Domain Software, Freeware, and Shareware
Proprietary Software and Types of Licenses
The Software Police
CAREER BOX: Using Computers in
Automobile Manufacturing
CAREER BOX: Using Computers in
Sports
Summary
Exercises
EPISODE 3: Planing for Commerce at Your
Site
7
Communi cations
Technology: Starting
Along the Information
Superhighway
7.1 Using Computers to Communicate
Technological Basics
Analog Signals: Continuous Waves
Digital Signals: Discrete Bursts
The Modem: The Great Translator
Communications Software
ISDN,, Cable Modems, ADSL, and Dishes:
Faster, Faster, Faster?
7.2 Communications Channels: The Conduits
of Communications
Twisted-Pair Wire
Coaxial Cable
Fiber-Optic Cable
Microwave Systems
Satellite Systems
Other Wireless Communications
7.3 Factors Affecting Communications Among Devices
Transmission Rate." Higher Frequency, Wider BandwMth. More Data
Line Configurations: Poin t-to-Point and Multipoint
Serial and Parallel Transmission
Direction of Transmission Flow: Simplex,Half-Duplex, and Full-Duplex
Transmission Mode: Asynchronous VersusSynchronous
Packet Switching: Getting More Data on a Network
Multiplexing: Enhancing Communications
Efficienctes
Protocols: The Rules of Data
Transmission
7.4 Communications Networks
Types of Networks: Wide Area, Metropolitan
Area. and Local
Some Network Features: Hosts and Nodes.
Downloading and Uptoading
Advantages of Networks
7.5 Local Networks
Types of Local Networks: PBXs and LANs
Types of LANs: Client-Server andPeer-to-Peer
Topology of LANs
7.6 Networking at Work
Fax Messages
Voice Mail
Electronic Mail
Videoconferencing and V-Mail
Workgrouping Computing and Groupware
Electronic Data Interchange
Intranets and Extranets
Telecommuting
The Virtual Office
CAREER BOX: Using Careers in
Retailing (E-Tailing)
Summary
Exercises
Uses of Communications
Technology: Tel ecommuti ng,
Online Resources, &the Internet
8.1 TheInternet
Where Did the Internet Come From?
Connecting to the Internet
What Can You Use the Internet for?
Internet Addresses
8.2 The World Wide Web
Popular Uses of the Web
Browsing the Web
Searching the Web
Experiencing Multimedia on the Web
Designing Web Pages
Push Technology: Web Sites Come Lookingfor You
8.3 Online Services: Who Should UseThem?
Online Services Versus Portals: Is There a Difference?
3.Input/Output Hardware:Interfaces Between You & the Computer
4.Storage Hardware:Preserving Data & Information
5.System Software:The Director
6.Applications Software:The User's Tools
7.Communications Technology:Starting Along The Information Superhighway
8.Uses of Communications Technology:Telecommuting,Online Resources,& The Internet
9.Information Systems Analysis & Design:The Systems Development Life Cycle
10.Software Programming & Languages:Where Software Comes From
11.Information Management:Who Needs To Know What,& When?
12.Files & Databases:Organizing & Maintaining Digital Data
13.Advances in Computing:Multimedia,Artificial Intelligence,&Intelligent Agents
14.Ethics,Privacy,Security,&Social Questions:Computing for Right Living