本书采用*先进的方法和技术讲述计算机基础知识,涉及面之广、内容之丰富、方法之独特,令人叹为观止,堪称计算机基础知识的百科全书。本书涵盖影响计算和日常生活的重要技术趋势,对数据**、个人隐私、在线**、数字版权管理、开源软件和便携式应用程序、上网本的流行以及mac计算机的热卖进行了广泛讨论。全书层次合理、图文并茂,各章还配有测验,非常适合作为高校各专业的计算机导论教材和教师参考书,也可供广大计算机爱好者参考使用。
本版新增内容

chapter 1 computers and digital basics
section a: all things digital
the digital revolution
convergence
digital society
ouickcheck a
section b: digital devices
computer basics
personal computers, servers, mainframes,
and supercomputers
pdas, smart phones, and portable media
players
microcontrollers
ouickcheck b
section c: digital data representation
data representation basics
representing numbers, text, and pictures
quantifying bits and bytes
circuits and chips
quickcheck c

.section d: digital processing
programs and instruction sets
processor logic
quickcheck d
section e: password security
authentication protocols
password hacks
secure passwords
quickcheck e
chapter 2 computer hardware
section a: personal computer basics
personal computer systems
desktop and portab!e computers
home, game, and small business systems
buying computer system components
ouickcheck a
section b: microprocessors and memory
microprocessor basics
today's microprocessors
random access memory
read-only memory
eeprom
quickcheck b
section c: storage devices
storage basics
magnetic disk and tape technology
cd, dvd, and blu-ray technology
solid state storage
storage wrapup
quickcheck c
section d: input and output devices
basic input devices
display devices
printers
installing peripheral devices
quickcheck d
section e: hardware security
anti-theft devices
surge protection and battery backup
basic maintenance
troubleshooting and repair
quickcheck e
chapter 3 computer software
section a: software basics
software categories
application software
utility software
device drivers
quickcheck a
section b: popular applications
document production software
spreadsheet software
"number crunching" software
database software
graphics software
music software
video editing and dvd authoring software
educational and reference software
entertainment software
business software
quickcheck b
section c: buying software
consumer basics
software copyrights and licenses
quickcheck c
section d: installing software and upgrades
installation basics
installing local applications
installing portable software and web apps
software updates
uninstalling software
quickcheck d
section e: security software
security software basics
security suites
antivirus modules
quickcheck e
chapter 4 operating systems and file management
section a: operating system basics
operating system activities
user interfaces
the boot process
quickcheck a
section b: today's operating systems
microsoft windows
mac os
unix and linux
dos
handheld operating systems
quickcheck b
section c: file basics
file names and extensions
file directories and folders
file formats
quickcheck c
section d: file management
application-based file management
file management utilities
file management metaphors
windows explorer
file management tips
physical file storage
quickcheck d
section e: backup security
backup basics
file copies and synchronization
system synchronization
file and system backup
bare-metal restore and virtual machines
ouickcheck e
chapter 5 ians and wlans
section a: network building blocks
network classifications
lan standards
network devices
clients, servers, and peers
physical topology
network links
communications protocols
quickcheck a
s~ction b: wired networks
wired network basics
hornepna and powedine networks
ethernet
ethernet equipment
ethernet setup
quickcheck b
section c: wireless networks
wireless basics
bluetooth
wi-fi
wi-fi equipment
wi-fi setup
quickcheck c
section d: using lans
lan advantages and challenges
sharing files
sharing printers
lan parties
troubleshooting
quickcheck d
section e: security through encryption
wi-fi security
encryption
quickcheck e
chapter 6 the internet
section a: internet technology
background
internet infrastructure
internet protocols, addresses, and domains
connection speed
quickcheck a
section b: fixed internet access
dial-up connections
dsl, isdn, and dedicated lines
cable internet service
satellite internet service
fixed wireless service
fixed internet connection roundup
quickcheck b
section c: portable and mobile internet access
internet to go
wi-fi hotspots
portable and mobile wimax
portable satellite service
cellular data services
quickcheck c
section d: internet services
real-time messaging
voice over ip
grid computing
ftp
file sharing
quickcheck d
section e: internet security
intrusion attempts
securing ports
routers and nat
virtual private networks
quickcheck e
chapter 7 the web and e-mail
section a: web technology
web basics
html
http
web browsers
cookies
web page authoring
html scripts
quickcheck a
section b: search engines
search engine basics
formulating searches
citing web-based source material
quickcheck b
section c: e-commerce
e-commerce basics
online shopping
online auctions
online payment
quickcheck c
section d: e-mail
e-mail overview
netiquette
e-mail technology
quickcheck d
section e: web and e-mail security
cookie exploits
spam
phishing
fake sites
quickcheck e
chapter 8 digital media
section a: digital sound
digital audio basics
portable audio players
midi music
speech recognition and synthesis
quickcheck a
section b: bitmap graphics
bitmap basics
scanners and cameras
image resolution'
color depth and palettes
image compression
bitmap graphics formats
quickcheck b
section c: vector and 3-d graphics
vector graphics basics
vector-to-bitmap conversion
vector graphics on the web
3-d graphics
quickcheck c
section d: digital video
digital video basics
producing video footage
video transfer
video editing
video output
desktop, pda, and web video
dvd-video
quickcheck d
section e: digital rights management
drm basics
signal scrambling and digital watermarks
cd copy protection
dvd and blue-ray drm
drm for digital downloads
quickcheck e
chapter 9 the computer industry:history, careers, and ethics
section a: computer history
manual calculators
mechanical calculators
computer prototypes
generations of computers
personal computers
quickcheck a
section b: the computer and it industries
industry overview
economic factors
product development
market share
marketing channels
industry regulation
ouickcheck b
section c: careers for computer professionals
jobs and salaries
education and certification
job hunting basics
resumes and web portfolios
job listings
quickcheck c
section d: professional ethics
ethics basics
it ethics
ethical decision making
whistleblowing
ouickcheck d
section e: work area safety and
ergonomics
radiation risks
repetitive stress injuries
eye strain
back pain
sedentary lifestyle
quickcheck e
chapter 10 information systems analysis and design
section a: information systems
information systems in organizations
transaction processing systems
management information systems
decision support systems
expert systems and neural networks
quickcheck a
section b:systems analysis
system development life cycle
planning phase
analysis phase
documentation tools
quickcheck b
section c: system design
design phase
evaluation and selection
application specifications
quickcheck c
section d: implementation and maintenance
implementation phase
development and testing
documentation and training
conversion and cutover
maintenance phase
quickcheck d
section e: corporate data security
information system data vulnerabilities
information system data security
corporate identity theft
quickcheck e
chapter 11 databases
section a: file and database concepts
database basics
database models
ouickcheck a
section b: data management tools
data management software
database management systems
databases and the web
xml
ouickcheck b
section c: database design
defining fields
normalization
organizing records
designing the interface
designing report templates
loading data
quickcheck c
section d: sql
sol basics
adding records
searching for information
updating fields
joining tables
quickcheck d
section e: database security
database vulnerabilities
database security measures
database security regulations
what individuals can do
quickcheck e
chapter 12 computer programming
section a: programming basics
computer programming and software
engineering
programming languages and paradigms
program planning
program coding
program testing and documentation
programming tools
quickcheck a
section b: procedural programming
algorithms
expressing an algorithm
sequence, selection, and repetition controls
procedural languages and applications
quickcheck b
section c: object-oriented programming
objects and classes
inheritance
methods and messages
object-oriented program structure
object-oriented languages and applications
quickcheck c
section d: declarative programming
the declarative paradigm
prolog facts
prolog rules
input capabilities
declarative languages and applications
quickcheck d
section e: secure programming
black hat exploits
secure software development
mitigation
quickcheck e
quickcheck answers
glossary