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TOPIC 3: INTERNET TECHNOLOGIES - Coggle Diagram
TOPIC 3:
INTERNET TECHNOLOGIES
3.1.1
WEB BROWSER
THE PURPOSE OF WEB BROWSER
• the tools we use to navigate the web.
• they connect to servers across the world, download the data we want, and then translate it into a visible image.
• to search for specific information, including text, pictures, music and video.
• to share personal information (such as social networking website).
• allow users to modify the website content (blog)
EXAMPLE OF WEB BROWSER
1) Microsoft Edge
2) Google Chrome
3) Mozilla Firefox
4) Vivaldi
5) Safari
6) Opera
7) Maxthon
THE ROLE OF WEB BROWSER
A browser is a software that enables users with an Internet connection to access and view webpages on a computer or mobile device.
In order to connect to and display websites on their device, a user needs to have a web browser installed.
3.1.2
INTERNET SERVICE PROVIDER (ISP)
THE ROLE OF ISP
A business that provides individuals and organizations access to the Internet free or for a fee.
EXAMPLES OF ISP
1) TM
2) MAXIS
4) DIGI
3) CELCOM
5) TIME
6) CITY BROADBAND
ISP also provide:
i) Web site hosting and development.
ii) Email hosting
iii) Online storage
RESPONSIBILITY OF AN ISP
1) Providing and maintaining a connection to the Internet.
2) Support the hardware and software needed to service
that connection.
3) To protect their site and network from external threats such
as viruses, hacker attacks and other illegal activities.
4) Provide 24-hour customer service and technical support.
FACTOR WHEN SELECTING ISP
1) Types of connection – cellular/satellite/fiber-optic/cable
2) Speed of your connection.
3) Access location
4) Price and cost
3.1.3
HTTP & HTTPS
EXAMPLE HTTP/HTTPS:
http://www.google.com
HTTP=HyperTextTransferProtocol
EXAMPLE HTTP:
http://portal.kmpp.matrik.edu.my/
HTTPS:
a secure transfer system that encrypts the data before the connection is formed for sending or retrieving the data from the server (also known as HTTP with secure socket layer (SSL).
-HTTPS is a secure version of the HTTP protocol that uses the SSL/TLS protocol for encryption and authentication.
EXAMPLE HTTPS:
https://www.cimbclicks.com.my
HTTP&HTTPS
Instead of Hyper Text Transfer Protocol (HTTPS), certain website uses Hyper Text Transfer Protocol with Secure socket layer (HTTPS).
By using HTTPS, the computers agree on a
"code" between them.
HTTPS helps further protect the privacy.
DIFFERENT BETWEEN HTTP AND HTTPS:
HTTP =insecure connection
HTTPS =encrypted connection
