Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.
-
Upload
angelica-harrington -
Category
Documents
-
view
214 -
download
0
Transcript of Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.
![Page 1: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/1.jpg)
Lecture 6, Term 3 - 2007 1
COD12 COD12 COMPUTER COMPUTER LITERACYLITERACY
COD12 COD12 COMPUTER COMPUTER LITERACYLITERACY
Communication and Communication and ConnectivityConnectivity
![Page 2: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/2.jpg)
Lecture 6, Term 3 - 2007 2
Internet • Is a collection of local, regional,
national and international computer networks that is linked together to exchange data and distribute processing tasks.
• Data stored in one computer is therefore accessible by another computer
![Page 3: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/3.jpg)
Lecture 6, Term 3 - 2007 3
![Page 4: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/4.jpg)
Lecture 6, Term 3 - 2007 4
Modem A device that sends and receives data to and from computers over telephone lines.
![Page 5: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/5.jpg)
Lecture 6, Term 3 - 2007 5
![Page 6: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/6.jpg)
Lecture 6, Term 3 - 2007 6
Resources provided by the Internet
• Web sitesVarious locations in the cyberspace that corresponds to a corporations, a store, a magazine and more.
• Search EngineHelp catalog a huge portion of the data stored on servers that are connected to the Internet.
![Page 7: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/7.jpg)
Lecture 6, Term 3 - 2007 7
![Page 8: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/8.jpg)
Lecture 6, Term 3 - 2007 8
![Page 9: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/9.jpg)
Lecture 6, Term 3 - 2007 9
Resources provided by the Internet
• Downloading and uploading• Email- electronic messages• Bulletin boards – discussion groups• Blogs
Refers to a personal journal posted on the Web for access by the general public.
![Page 10: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/10.jpg)
Lecture 6, Term 3 - 2007 10
![Page 11: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/11.jpg)
Lecture 6, Term 3 - 2007 11
Resources provided by the Internet
• E-commerceOnline activities such as banking and shopping.
• Chat groups and instant messaging• Broadcasting
Multicasting technology can reach al over the world.
![Page 12: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/12.jpg)
Lecture 6, Term 3 - 2007 12
Resources provided by the Internet
• Internet telephonyTelephone-style conversations to travel over the Internet to virtually anywhere in the world.
![Page 13: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/13.jpg)
Lecture 6, Term 3 - 2007 13
Uses of Internet• Business
AdvertisingProvide access to databaseSelling/buyingDistributing productsProvide after-sales serviceVoice and video conferencing and other
forms of communication
![Page 14: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/14.jpg)
Lecture 6, Term 3 - 2007 14
Uses of Internet• Media and Entertainment
companiesBroadcast live radio and television
programs. (including audio and video)
Offer on-line chat
![Page 15: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/15.jpg)
Lecture 6, Term 3 - 2007 15
Uses of Internet• Scientists and scholars
CommunicatePerform researchDistribute lecture notes and course
materials to students.Publish papers and articles
![Page 16: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/16.jpg)
Lecture 6, Term 3 - 2007 16
Uses of Internet• Individual
CommunicationEntertainmentFinding
informationBuying and selling
of goods and services
![Page 17: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/17.jpg)
Lecture 6, Term 3 - 2007 17
Electronic Mail• E-mail is the transmission of
messages and files via a computer network.
![Page 18: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/18.jpg)
Lecture 6, Term 3 - 2007 18
What is an e-mail message
• Is a document that is composed on a computer and remains in digital form so that it can be transmitted to another computer
![Page 19: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/19.jpg)
Lecture 6, Term 3 - 2007 19
Who can use Internet?
• Any person with an e-mail account.
• An e-mail account provides the rights to a storage area or “mailbox”
• Each mailbox has a unique address.
![Page 20: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/20.jpg)
Lecture 6, Term 3 - 2007 20
![Page 21: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/21.jpg)
Lecture 6, Term 3 - 2007 21
What is an E-mail system?
An e-mail system is the equipment and software that carries and manipulates e-mail messages.
![Page 22: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/22.jpg)
Lecture 6, Term 3 - 2007 22
![Page 23: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/23.jpg)
Lecture 6, Term 3 - 2007 23
Internet AddressesCode Explanationedu Educational facilitycom Commercial organisationgov Non-military government body
mil Military concernorg Other organisationnet Network resourcesac Academic institutionau Australiain Indiaus United States of Americauk United Kingdomfj Fiji Islands
![Page 24: Lecture 6, Term 3 - 20071 COD12 COMPUTER LITERACY Communication and Connectivity.](https://reader031.fdocuments.in/reader031/viewer/2022013004/56649e715503460f94b704cd/html5/thumbnails/24.jpg)
Lecture 6, Term 3 - 2007 24
THE ENDTHE END