电子商务第二章PPT课件
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– Most important things--Includes easy-to-use interfaces
2021/3/3
Chapter2 E-Business Technology Basics
6
2.1.1 Origins of the Internet
2.1 The Internet and the World Wide Web
2021/3/3
Learning Objectives
• The origin, growth, and current structure of the Internet
• How packet-switched networks are combined to form the internet
• ARPANET: earliest network (became the Internet) • Academic research use (1970s and 1980s)
2021/3/3
Chapter2 E-Business Technology Basics
7
2.1 The Internet and the World Wide Web
Two Packet-switched
networks
Five Intranets and
extranets
2021/3/3
Three Internet protocols
Four Markup languages and the
Web
Chapter2 E-Business Technology Basics
3
2.1
The Internet and
The World Wide
W
e
b
2021/3/3
Chapter2 E-Business Technology Basics
4
2.1 The Internet and the World Wide Web
2.1 The Internet and the World Wide Web
• Internet
• A group of computer networks that have been interconnect .In fact, “internet” is a short for “interconnected network” (small)
• One particular internet, which uses a specific set of rules and connects networks all over the world to each (capital “I”)
• Early 1960s
– Defense Department nuclear attack concerns – Used powerful computers (large mainframes) – Used leased telephone company lines
• Single connection
• How Internet protocols and Internet addressing work
• The differences among internets, intranets, and extranets
• Options for connecting to the Internet, including cost and bandwidth factors
– Single connection risk solution
• Communicate using multiple channels (packets)
• 1969 Advanced Research Projects Agency (ARPA)
– Packet network connected four computers
2021/3/3
Chapter2 E-Business Technology Basics
5
2.1 The Internet and the World Wide Web
2.1 The Internet and the World Wide Web
• Computer network
– Any technology allowing people to connect computers to each other
• World Wide Web (Web)
– Subset of Internet computers on the Internet that are connected to one another in a specific way that makes them and their contents easily accessible to each other.
Electronic Commerce
E-Business, Ninth Edition
Yang Fang Hebei University of Technology
Байду номын сангаас
Chapter 2
E-Business Technology Basics
E-Business, Ninth Edition
Yang Fang Hebei University of Technology
2.1.1 Origins of the Internet 2.1.2 New Uses for the Internet 2.1.3 Commercial Use of the Internet 2.1.4 Growth of the Internet 2.1.5 Emergence of the World Wide Web
• Internet2 and the the Semantic Web
Chapter2 E-Business Technology Basics
2
Contents
Seven Internet2 and
the Semantic Web
Six Internet
connection options
One The Internet and WWW
2021/3/3
Chapter2 E-Business Technology Basics
6
2.1.1 Origins of the Internet
2.1 The Internet and the World Wide Web
2021/3/3
Learning Objectives
• The origin, growth, and current structure of the Internet
• How packet-switched networks are combined to form the internet
• ARPANET: earliest network (became the Internet) • Academic research use (1970s and 1980s)
2021/3/3
Chapter2 E-Business Technology Basics
7
2.1 The Internet and the World Wide Web
Two Packet-switched
networks
Five Intranets and
extranets
2021/3/3
Three Internet protocols
Four Markup languages and the
Web
Chapter2 E-Business Technology Basics
3
2.1
The Internet and
The World Wide
W
e
b
2021/3/3
Chapter2 E-Business Technology Basics
4
2.1 The Internet and the World Wide Web
2.1 The Internet and the World Wide Web
• Internet
• A group of computer networks that have been interconnect .In fact, “internet” is a short for “interconnected network” (small)
• One particular internet, which uses a specific set of rules and connects networks all over the world to each (capital “I”)
• Early 1960s
– Defense Department nuclear attack concerns – Used powerful computers (large mainframes) – Used leased telephone company lines
• Single connection
• How Internet protocols and Internet addressing work
• The differences among internets, intranets, and extranets
• Options for connecting to the Internet, including cost and bandwidth factors
– Single connection risk solution
• Communicate using multiple channels (packets)
• 1969 Advanced Research Projects Agency (ARPA)
– Packet network connected four computers
2021/3/3
Chapter2 E-Business Technology Basics
5
2.1 The Internet and the World Wide Web
2.1 The Internet and the World Wide Web
• Computer network
– Any technology allowing people to connect computers to each other
• World Wide Web (Web)
– Subset of Internet computers on the Internet that are connected to one another in a specific way that makes them and their contents easily accessible to each other.
Electronic Commerce
E-Business, Ninth Edition
Yang Fang Hebei University of Technology
Байду номын сангаас
Chapter 2
E-Business Technology Basics
E-Business, Ninth Edition
Yang Fang Hebei University of Technology
2.1.1 Origins of the Internet 2.1.2 New Uses for the Internet 2.1.3 Commercial Use of the Internet 2.1.4 Growth of the Internet 2.1.5 Emergence of the World Wide Web
• Internet2 and the the Semantic Web
Chapter2 E-Business Technology Basics
2
Contents
Seven Internet2 and
the Semantic Web
Six Internet
connection options
One The Internet and WWW