1. Internet
1.1. Definition
1.1.1. Worldwide collection of networjs that links millions of businesses, government agencies and individuals.
2. Advantages
2.1. Accessibility
2.2. Storage
2.3. Online activity
3. Disadvantages
3.1. Violatiion of privacy
3.2. Public safety
3.3. Health risks
4. Networks
4.1. Intranet
4.1.1. Internal network that uses Internet technologies
4.2. Extranet
4.2.1. Portion of company's network that allows customers or suppliers to access part of its intranet
5. Types of Internet Connection
5.1. Dial-Up
5.1.1. Advantages
5.1.1.1. Security
5.1.1.2. Included inexpensive hardware
5.1.1.3. Ease of setup and use
5.1.1.4. Widespread availability
5.1.2. Disadvantages
5.1.2.1. Slow connection speed
5.1.2.2. Inconvenience
5.1.2.3. Telephone line tied up while accessing the Internet
5.2. Broadband
5.2.1. Types
5.2.1.1. DSL (Digital Subscriber Line)
5.2.1.2. FTTP (Fibre to the Premises)
5.2.1.3. Fixed wireless
5.2.1.4. Cellular radio network
5.2.1.5. Cable Internet service
5.2.1.6. Wi-Fi
5.2.1.7. Satellite Internet Service
5.3. Dial-up VS Broadband
5.3.1. DIAL-UP
5.3.1.1. Slow-speed
5.3.1.2. PC has to dial via phone line to connect
5.3.2. BROADBAND
5.3.2.1. High speed connection
5.3.2.2. PC continually connected to the Internet (always on connection)
6. ISP (Internet Service Provider)
6.1. Responsibilities
6.1.1. Provude & maintain connnection to Internet
6.1.2. Support hardware & software needed to service the connection
6.1.3. Protect site & network from external threats
6.1.4. Provide 24-hour customer service & technical support
6.2. Example
6.2.1. TMNet
6.2.2. Maxis
6.2.3. Celcom
6.2.4. Packet One Network
7. Internet Adress
7.1. Internet Protocal (IP)
7.2. IP adress
7.2.1. A unique number that identify each computer/ device connected to the Internet
7.2.2. Unique 32-bit number assigned to network devices that use IP
7.3. Type
7.3.1. IPv4
7.3.1.1. 4 group number
7.3.1.2. separated by periods
7.3.1.3. 1st portionL: identify network
7.3.1.4. Last portion: Identify specific computer
7.3.1.5. Number is between 0-255
7.3.2. IPv6
7.3.2.1. 8 groups
7.3.2.2. Hexadecimal number
7.3.2.3. Separated by clolons
7.3.2.3.1. Uses 128 bits adresses
8. Domain name
8.1. Text version of an IP adress
8.2. TLD (top-level domain)
8.2.1. Last section of the domain name
8.2.2. Example
8.2.2.1. biz- business
8.2.2.2. edu- educational
8.2.2.3. gov- government agencies
8.2.2.4. net- network provider/ commercial companies
8.2.2.5. org- nonprofit organizations
8.3. ccTLD (Country Code Top-level Domain
8.3.1. Example
8.3.1.1. my- Malaysia
8.3.1.2. au- Australia
8.3.1.3. sg- Singapore
9. World Wide Web
9.1. Web Page
9.1.1. Electronic document on the Web that contain text, graphics and animations.
9.2. Web Browser
9.2.1. Application software that allows users to access Web Pages
9.2.2. Support tabbed browsing
9.3. Home Page
9.3.1. First page that a Web site displays
9.3.2. Downloading
9.3.2.1. Process of receiving information
9.3.3. Uploading
9.3.3.1. Process of transferring documents, graphics
10. Web Adress
10.1. http://
10.1.1. Hypertext Transfer Protocol
10.2. https://
10.2.1. Protocol for secured web pages
10.3. ftp://
10.3.1. FTP- File Transfer Protocol
11. Navigating Web Pages
11.1. Hypertext
11.1.1. Links in text-based documents
11.2. Hypermedia
11.2.1. Combines text-based links with graphic, audio, video links
11.3. Surfing the web
11.3.1. Activity of using links to explore the web
11.4. Tabbed browsing
11.4.1. Allows open and view multiple Web pages ina single Web browser window
12. Web searching
12.1. Search engine
12.1.1. Software use to find websites, web pages & other information related to a specific topic
12.2. Subject directory
12.2.1. Classifies Web pages ina norganized set of categories such as sports
12.3. Search Engine (Keyword search)
12.3.1. Require enter a word/ phrase, called search text or search query
13. Internet Services
13.1. E-mail
13.1.1. Unique name consists of a user name and domai name
13.2. Instant Messaging (IM)
13.2.1. Real time Internet conversation with another connected user
13.3. VoIP
13.3.1. Enables user to speak to other users over the Internet
13.4. Message Boards
13.4.1. Type of discussion group
13.4.2. Newsgroup
13.4.2.1. Online area where users discuss a particukar subject