Podcast
Questions and Answers
What is the main function of an Internet Service Provider (ISP) according to the text?
What is the main function of an Internet Service Provider (ISP) according to the text?
Which scientist is credited with creating the World Wide Web according to the text?
Which scientist is credited with creating the World Wide Web according to the text?
What is the primary purpose of a web browser as mentioned in the text?
What is the primary purpose of a web browser as mentioned in the text?
What is the role of a cache in web browsing based on the text?
What is the role of a cache in web browsing based on the text?
Signup and view all the answers
Which protocol is used for the transfer of information over the Internet as stated in the text?
Which protocol is used for the transfer of information over the Internet as stated in the text?
Signup and view all the answers
What does a URL specify according to the text?
What does a URL specify according to the text?
Signup and view all the answers
What was the original purpose of ARPANET?
What was the original purpose of ARPANET?
Signup and view all the answers
Who owns the high-speed fiber-optic cables (backbones) through which most Internet data travels?
Who owns the high-speed fiber-optic cables (backbones) through which most Internet data travels?
Signup and view all the answers
What is one of the key benefits the Internet provides to students according to the text?
What is one of the key benefits the Internet provides to students according to the text?
Signup and view all the answers
When did the Internet become allowed for commercial use?
When did the Internet become allowed for commercial use?
Signup and view all the answers
What is the role of dedicated routers and servers in the functioning of the Internet?
What is the role of dedicated routers and servers in the functioning of the Internet?
Signup and view all the answers
Which organization developed ARPANET?
Which organization developed ARPANET?
Signup and view all the answers
Study Notes
The Internet
- The Internet is a global network of interconnected computers that communicate with each other using dedicated routers and servers.
- It allows for the exchange of various types of information, including text, graphics, voice, video, and computer programs.
Internet Development
- The Internet originated from the ARPANET, a software developed by the U.S. military for military personnel and its developers.
- After privatization, the Internet was allowed for commercial use, leading to its widespread development and benefits to humanity.
Benefits of the Internet
- The Internet provides access to vast amounts of information, enabling students to access libraries worldwide at the touch of a button.
- Many online libraries offer free services, while some charge a fee.
Basic Internet Terms and Terminology
ARPANET
- ARPANET stands for Advanced Research Projects Agency Network, developed by the U.S. Department of Defense.
- It was the world's first packet switching network and the precursor to the Internet.
Internet Service Provider (ISP)
- An ISP is a company that provides users with access to the Internet.
- ISPs offer services such as email accounts and remote storage of files.
IP Address
- An IP address is a numerical identifier for an entity on a computer network.
- The original IPv4 addressing system used 32-bit addresses, while the newer IPv6 system uses 128-bit addresses.
Cyberspace
- Cyberspace refers to the interconnected computer networks and the content they host.
- The term was coined by William Gibson and is often used to refer to the Internet.
WWW (World Wide Web)
- The WWW is a collection of interlinked documents accessible over the Internet.
- It consists of millions of web pages containing text, images, voice, and videos.
- The WWW was created by Sir Tim Berners-Lee, a British scientist working at CERN.
Website
- A website is a set of web pages consisting of text, audio, and video.
- Web servers host websites.
URL
- A URL specifies the location of a resource on the Internet.
- It consists of the basic address and path.
Web Page
- A web page is a resource of information.
- Web pages are typically created in HTML format and provide navigational abilities through hyperlinks to other web pages.
Home Page
- The home page is the default page of a website.
- It is the main page of a complex website.
Web Browser
- A web browser is a software application that facilitates user interaction with web content.
- Web browsers enable users to access and navigate the web.
Cache
- Web browsers maintain a cache of recently visited web pages.
- This cache allows for faster loading of frequently visited pages.
- External proxy web caches and search engines also maintain caches of web pages.
HTTP (Hypertext Transfer Protocol)
- HTTP is a communications protocol used for the transfer of information over the Internet.
- A client makes an HTTP request using a web browser, and an HTTP response is sent from the server.
Web Cookie
- A web cookie is a piece of text exchanged between the web client and the web server.
- It is sent by the web server to the web client and stored on the client's device.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
Test your knowledge on the fundamental aspects of the Internet including its structure, functionality, and ownership. Explore how computers communicate and exchange data over the Internet.
