CHAP 3 - NETWORK, INTRANET & INTERNET

1,494 views

Published on

This slide is for Form 1 Semester 1 usage

Published in: Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
1,494
On SlideShare
0
From Embeds
0
Number of Embeds
54
Actions
Shares
0
Downloads
28
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

CHAP 3 - NETWORK, INTRANET & INTERNET

  1. 1. Network, Intranet & InternetAt the end of the lesson, students should able to:• Define what is Network, Intranet & Internet.• Explain how Network, Intranet & Internet works.• Define what Is Web Browser.•Understand what is World Wide Web.• Explain how Web Browser works and how to findinformation.• Define and Explain how E-mail Works.• Know how to apply Security & Privacy when surfing.
  2. 2. Network Collection of hardware, interconnected by communication channel that allows us to share resources & information
  3. 3. How Network Works Computer Network Cable – (RJ45) Network Hub Server
  4. 4. Intranet & How It Works Secure Connection of computers using Internet Protocol (IP) to share resources within an Organization. Resources are shared in a server. User can access within the organization network and cannot be access outside organization network.
  5. 5. Internet Internet is an interconnected computer networks that use standard Internet Protocol Suite (TCP/IP). It connects billions of users that consists of academic, business, private or government networks.
  6. 6. How Internet Works CLIENT WEB SERVER OTHER MULTIPLE SERVER SERVER OF: THE INTERNET Modem Broadban 3G Network dMULTIPLE INTRANET Router-OF: Modem PC Laptop I Pad 2
  7. 7. World Wide Web System of information distribution using the Internet. Linked document written based on HTML (Hyper Text Markup Language) Contains Graphic, Audio, Video, etc. Navigation Links: allows user interaction with the web. Data transfer uses HTTP (Hyper Text Transfer Protocol)
  8. 8. Web Browser Application software for retrieving, presenting and surfing information on the internet. It access the World Wide Web using URL (Uniform Resource Identifier) example : www.yahoo.com. Example of Web Browser:
  9. 9. Internet Explorer HOME TOOLS ENTER URL NEW TAB HERE MENU BARFAVOURITE S BAR SEARCH BOX VIEW FAVOURITES, FEEDS &
  10. 10. Finding Information on the net Using Search Engine ◦ www.google.com ◦ www.yahoo.com ◦ www.bing.com Online Encyclopedia ◦ www.wikipedia.com
  11. 11. Email Electronic Mail eg. cikgujohan@yahoo.com Method of exchanging digital messages from an author to one or more recipients. Compose, Receive, Forward, Reply, CC & BCC, Delete, Archive, and so on. Share/attach documents, file, song, picture. Popular free email provider: ◦ www.gmail.com ◦ www.mail.yahoo.com
  12. 12. Security & Privacy whilesurfing Protect your PC with Updated Antivirus. Never give out personal information (username / password) – number etc. Social Network: Never use your real name / picture. Never download games/movies/songs from entrusted site. Always run full computer scan to avoid malware from phishing our data.

×