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COMPUTER APPLICATIONS
INTERNET AND E-COMMERCE
What Is Internet?
Internet is a huge collection of computers all over the world that are connected to
one another.
These computers are connected to each other through TCP/IP
Connection types:
• Phone lines
• Fiber optics line
• Satellite and wireless connection
Impacts of internet on society
The impacts of the Internet on the society are as follows:
• Globalization.
• Flow of Information.
• Comfort in life
• Knowledge
Uses of Internet
• To access information,news,research,and educational material
• To conduct business
• To shop for goods and services
• To access other computers and exchange files
History of internet.
Work on internet started in 1960s during cold war.
ARPANET.
Used sputnik satellite and America developed a network.
Developed for Advance Research Project Agency (ARPA).
Protocol.
Protocol is collection of rules.
First protocol NCP (Network Control Protocol) was developed on 1970s, for data transfer.
DARPA.
DARPA (Defense Advance Research Projects Agency) was a new name of ARPA.
DARPA share data not to only a single network but also among different net works.
TCP/IP.
TCP/IP (Transmition Control Protocol) It was developed by Stanford Research Institute.
BITNET & CSNET.
BITNET (Because It’s Time Network) and CSNET (Computer Science Network).
IBM and University computers it for academic and research purposes.
World Wide Network
Internet
The largest network that connects over 100million Computers together and numbers are still
growing tremendously.
In 1986, NSFNET was developed to connect academic research of different countries
together.
Internet Connection Types
Connection of computers through any kind of source to share data is called Internet
connection.
Cable Internet
Internet access through the cable television network via a cable modem.
DSL
Digital Subscriber Line (DSL) uses regular copper telephone line.
FTTP
Fiber to Premises (FTTP) uses fiber optics cable.
Fixed Wireless
It uses dish shape antenna for user to communicate with a tower location via radio signals
Cellular Radio
It uses built-in compatible technology or wireless modem for internet connection.
Wi-Fi
It uses radio signals for compatible or properly equipped computers and devices.
Satellite
Internet connection via satellite to a satellite dish communicating with a satellite modem.
WWW
World Wide Web also called web.
Collection of documents or web pages stored in computer, permanently connected with
Internet.
Services of internet
Email (electronic media)
Exchange of messages and files through internet.
Fast way of send information and can contain audio visual content.
Social Networking
It’s a way of building online communities.
It is used to interact with one another.
E-Commerce
Electronic commerce means to carry out financial and business dealings using inter net.
One can deal, buy and sell goods and can pay bill through out the world.
Information search
Internet is the biggest database of information.
Advantages of internet
Email
Inexpensive, Fast and Easy way of Communication.
Used to send messages, files and data.
Social Networking
It’s a way of building online communities.
It is used to interact with one another.
E-Commerce
Electronic commerce means to carry out financial and business dealings using inter net.
One can deal, buy and sell goods and can pay bill through out the world.
Online Results
Internet provides the facility to display result of students on websites .
Online shopping
People can buy and sell good on internet .
Discussion Groups
People can communicate over the internet using Discussion Group.
Job Search
Internet is used to search different type of Jobs all over the world .
Entertainment
Internet provides a lot of Entertainment to the people .
Online Education
A process of getting education via the internet is called online education .
Advertisement
Many commercial organization use internet to advertise their products.
Video conferencing
People can use internet for video conferencing .
Government Authorities
Government authorities can provide information about services and facilities for the people.
News
Most news papers have their web sites .
Encyclopedia publisher
Online encyclopedia are available.
Medical
Many sites in the world provide detailed information on diseases.
Hacking
Hacking is the most important disadvantage of internet.
Disadvantages of internet
Immorality
Internet contains a large number of immoral websites.
Viruses
Internet is the most important source of spreading computer viruses.
Wastage of Time
Many people use internet without any positive purpose.
Cyber Crime
Internet is the source of many cyber crimes.
Online Education
Many colleges and universities in the world provide the facility to get education using
internet.
Benefits of Internet for Students
Online Results
Internet provides the facility of displaying result on websites.
Downloading software
The students can download software related to their education.
Online Tutorials & Lectures
Many websites provides tutorials and lectures.
Research
Internet provide many facilities for research work.
Online Education
Many colleges and universities in the world provide the facility to get education using
internet.
Online Results
Internet provides the facility of displaying result on websites.
Downloading software
The students can download software related to their education.
Online Tutorials & Lectures
Many websites provides tutorials and lectures.
Research
Internet provide many facilities for research work.
Online Encyclopedia
Online encyclopedias are available on internet.
Marketing and Advertising
Providing Customer Services
Benefits of internet for Business
Organization
Online Trading
Wider customers Base
Downloading software
Competitive
What is Web Browser?
A Web Browser is a software that is used to view web pages.
Some common Web Browser
• Internet Explorer.
• Mozilla Firefox.
• Google Chrome.
• Safari.
• Opera.
Functions of Web Browser
• Web browsing.
• Tabbed Browsing.
• Search Browsing.
• Favorites.
• Browsing History.
• Mailing.
• Printing.
• Auto complete.
Free Web-Base Email Account
Gmail is common example of free web-base email account owned
by Google.
Basic Feature/Parts of Email Account
These are basic features of Gmail.
• Inbox.
• Starred.
• Sent Mail.
• Draft.
• Chats.
• All mails.
• Spam.
• Trash.
• Social.
• Promotions.
• Updates.
• Forums.
Google apps.
• Google+
• YouTube
• One Drive
Notifications.
Google Account.
Types of email accounts
POP3 Email Account
Provided by Internet service provider.
Usually requires Email software like Microsoft.
Generally accessed from specific Computer.
For example Email from paknet will be …………….@fsd.paknet.com
Web-Base Email Accounts
Mostly it is Free.
Can be access from any computer.
Store data on remote server, and have limited storage.
For example Gmail usrename@gmail.com
Advantages of Web-Based Email
• Free.
• User Friendly Interface.
• Security.
• Access from anywhere.
• Permanent Email Address.
• Virus Protection.
• Filter.
• Convenience.
Types of Browsers
• Text-Base Browsers.
Most common Graphical Browsers.
Text-Base browser is used only to see textual information.
Keyboard is for navigation.
Most common Text-Base Browsers.
• Lynx.
• Charlotte Web Browser (for VM/CMS).
• Emacs/W3 & EWW for GNU Emacs.
• W3M.
• Chrome.
• Mozilla Firefox.
• Internet Explorer.
Web Server
A web server is a computer that used to store information for users on the internet.
A web server stays online 24/7.
First Web Sever.
NeXT Workstation ( a NeXTcube ) Was
used by Tim Berners-Lee as the first Web
Server on the world wide web.
Most common Web Servers.
• Microsoft IIS (Internet Information Services).
• LightTPD.
• Oracle iPlanet.
• Gunicorn.
What is Search Engine?
Its is website that provides the facility to find required websites on a particular
topic.
Some common Search Engines
• Google
• Bing
• Yahoo
• Baidu
• AOL
• Ask
Searching the Web
Keyword are required for to search any website.
Keyword is a word or set of words that are related to the topic that are being
searched.
Intranet
Intranet is an network of organization that uses internet technologies. Normally it is
to provide the information to its employees.
It is a small form of internet.
Extranet
it is a combination of two or more intranet.
It use to share information among organizations through intranet.
Security measures can provide limitation to the access of information.
Electronic Data Interchange
EDI deals with the business and carrying out transactions electronically using a
paperless trading system.
EDI covers the most thing that uses paper based communication.
Exchange of communication occurs in the basic unit called messages or
transaction sets.
Applications of Areas for EDI
• Banking
• Finance
• International trade
• Industry
• Manufacturing
• Transport
• Trevel
Applications of Areas for EDI
• Provides better costumer services and Improve marketing.
• Company With EDI has edge over other companies.
• The trading relation are Improved.
• Does not need data from paper documents and prevent critical
errors.
• Provide Quicker processing.
• Decrease cost for papers, enveloping and mailing.
Technical Requirements for EDI
EDI Standards
Techniques to rewrite the papers into Electronic equivalents.
Methods to describe various items of data such as code, item description, price,
name of buyer and address of buyers etc.
EDI Software
Software translates messages from internal organizational formats to the standard
formats of EDI.
It enables data and messages to move directly from application to software of the
sender to EDI transmission.
EDI Electronic Communication
The infrastructure for electronic communication enables the messages to flow
between sender and receiver.
The organizations can meet these requirement by using the servies of third party
service provider called Value Added Networks.

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Learn About Internet, E-Commerce & Computer Applications

  • 2. What Is Internet? Internet is a huge collection of computers all over the world that are connected to one another. These computers are connected to each other through TCP/IP Connection types: • Phone lines • Fiber optics line • Satellite and wireless connection
  • 3. Impacts of internet on society The impacts of the Internet on the society are as follows: • Globalization. • Flow of Information. • Comfort in life • Knowledge Uses of Internet • To access information,news,research,and educational material • To conduct business • To shop for goods and services • To access other computers and exchange files
  • 4. History of internet. Work on internet started in 1960s during cold war. ARPANET. Used sputnik satellite and America developed a network. Developed for Advance Research Project Agency (ARPA). Protocol. Protocol is collection of rules. First protocol NCP (Network Control Protocol) was developed on 1970s, for data transfer. DARPA. DARPA (Defense Advance Research Projects Agency) was a new name of ARPA. DARPA share data not to only a single network but also among different net works. TCP/IP. TCP/IP (Transmition Control Protocol) It was developed by Stanford Research Institute.
  • 5. BITNET & CSNET. BITNET (Because It’s Time Network) and CSNET (Computer Science Network). IBM and University computers it for academic and research purposes. World Wide Network Internet The largest network that connects over 100million Computers together and numbers are still growing tremendously. In 1986, NSFNET was developed to connect academic research of different countries together.
  • 6. Internet Connection Types Connection of computers through any kind of source to share data is called Internet connection. Cable Internet Internet access through the cable television network via a cable modem. DSL Digital Subscriber Line (DSL) uses regular copper telephone line. FTTP Fiber to Premises (FTTP) uses fiber optics cable. Fixed Wireless It uses dish shape antenna for user to communicate with a tower location via radio signals
  • 7. Cellular Radio It uses built-in compatible technology or wireless modem for internet connection. Wi-Fi It uses radio signals for compatible or properly equipped computers and devices. Satellite Internet connection via satellite to a satellite dish communicating with a satellite modem.
  • 8. WWW World Wide Web also called web. Collection of documents or web pages stored in computer, permanently connected with Internet. Services of internet Email (electronic media) Exchange of messages and files through internet. Fast way of send information and can contain audio visual content. Social Networking It’s a way of building online communities. It is used to interact with one another. E-Commerce Electronic commerce means to carry out financial and business dealings using inter net. One can deal, buy and sell goods and can pay bill through out the world.
  • 9. Information search Internet is the biggest database of information. Advantages of internet Email Inexpensive, Fast and Easy way of Communication. Used to send messages, files and data. Social Networking It’s a way of building online communities. It is used to interact with one another. E-Commerce Electronic commerce means to carry out financial and business dealings using inter net. One can deal, buy and sell goods and can pay bill through out the world.
  • 10. Online Results Internet provides the facility to display result of students on websites . Online shopping People can buy and sell good on internet . Discussion Groups People can communicate over the internet using Discussion Group. Job Search Internet is used to search different type of Jobs all over the world . Entertainment Internet provides a lot of Entertainment to the people . Online Education A process of getting education via the internet is called online education .
  • 11. Advertisement Many commercial organization use internet to advertise their products. Video conferencing People can use internet for video conferencing . Government Authorities Government authorities can provide information about services and facilities for the people. News Most news papers have their web sites . Encyclopedia publisher Online encyclopedia are available. Medical Many sites in the world provide detailed information on diseases.
  • 12. Hacking Hacking is the most important disadvantage of internet. Disadvantages of internet Immorality Internet contains a large number of immoral websites. Viruses Internet is the most important source of spreading computer viruses. Wastage of Time Many people use internet without any positive purpose. Cyber Crime Internet is the source of many cyber crimes.
  • 13. Online Education Many colleges and universities in the world provide the facility to get education using internet. Benefits of Internet for Students Online Results Internet provides the facility of displaying result on websites. Downloading software The students can download software related to their education. Online Tutorials & Lectures Many websites provides tutorials and lectures. Research Internet provide many facilities for research work.
  • 14. Online Education Many colleges and universities in the world provide the facility to get education using internet. Online Results Internet provides the facility of displaying result on websites. Downloading software The students can download software related to their education. Online Tutorials & Lectures Many websites provides tutorials and lectures. Research Internet provide many facilities for research work. Online Encyclopedia Online encyclopedias are available on internet.
  • 15. Marketing and Advertising Providing Customer Services Benefits of internet for Business Organization Online Trading Wider customers Base Downloading software Competitive
  • 16. What is Web Browser? A Web Browser is a software that is used to view web pages. Some common Web Browser • Internet Explorer. • Mozilla Firefox. • Google Chrome. • Safari. • Opera.
  • 17. Functions of Web Browser • Web browsing. • Tabbed Browsing. • Search Browsing. • Favorites. • Browsing History. • Mailing. • Printing. • Auto complete.
  • 18. Free Web-Base Email Account Gmail is common example of free web-base email account owned by Google.
  • 19. Basic Feature/Parts of Email Account These are basic features of Gmail. • Inbox. • Starred. • Sent Mail. • Draft. • Chats. • All mails. • Spam. • Trash. • Social. • Promotions. • Updates. • Forums. Google apps. • Google+ • YouTube • One Drive Notifications. Google Account.
  • 20. Types of email accounts POP3 Email Account Provided by Internet service provider. Usually requires Email software like Microsoft. Generally accessed from specific Computer. For example Email from paknet will be …………….@fsd.paknet.com Web-Base Email Accounts Mostly it is Free. Can be access from any computer. Store data on remote server, and have limited storage. For example Gmail usrename@gmail.com
  • 21. Advantages of Web-Based Email • Free. • User Friendly Interface. • Security. • Access from anywhere. • Permanent Email Address. • Virus Protection. • Filter. • Convenience.
  • 22. Types of Browsers • Text-Base Browsers. Most common Graphical Browsers. Text-Base browser is used only to see textual information. Keyboard is for navigation. Most common Text-Base Browsers. • Lynx. • Charlotte Web Browser (for VM/CMS). • Emacs/W3 & EWW for GNU Emacs. • W3M. • Chrome. • Mozilla Firefox. • Internet Explorer.
  • 23. Web Server A web server is a computer that used to store information for users on the internet. A web server stays online 24/7. First Web Sever. NeXT Workstation ( a NeXTcube ) Was used by Tim Berners-Lee as the first Web Server on the world wide web. Most common Web Servers. • Microsoft IIS (Internet Information Services). • LightTPD. • Oracle iPlanet. • Gunicorn.
  • 24. What is Search Engine? Its is website that provides the facility to find required websites on a particular topic. Some common Search Engines • Google • Bing • Yahoo • Baidu • AOL • Ask
  • 25. Searching the Web Keyword are required for to search any website. Keyword is a word or set of words that are related to the topic that are being searched. Intranet Intranet is an network of organization that uses internet technologies. Normally it is to provide the information to its employees. It is a small form of internet. Extranet it is a combination of two or more intranet. It use to share information among organizations through intranet. Security measures can provide limitation to the access of information.
  • 26. Electronic Data Interchange EDI deals with the business and carrying out transactions electronically using a paperless trading system. EDI covers the most thing that uses paper based communication. Exchange of communication occurs in the basic unit called messages or transaction sets. Applications of Areas for EDI • Banking • Finance • International trade • Industry • Manufacturing • Transport • Trevel
  • 27. Applications of Areas for EDI • Provides better costumer services and Improve marketing. • Company With EDI has edge over other companies. • The trading relation are Improved. • Does not need data from paper documents and prevent critical errors. • Provide Quicker processing. • Decrease cost for papers, enveloping and mailing.
  • 28. Technical Requirements for EDI EDI Standards Techniques to rewrite the papers into Electronic equivalents. Methods to describe various items of data such as code, item description, price, name of buyer and address of buyers etc. EDI Software Software translates messages from internal organizational formats to the standard formats of EDI. It enables data and messages to move directly from application to software of the sender to EDI transmission. EDI Electronic Communication The infrastructure for electronic communication enables the messages to flow between sender and receiver. The organizations can meet these requirement by using the servies of third party service provider called Value Added Networks.