Understanding Web Browsers and the Internet

The video tutorial explores the evolution of internet access from AOL in the 1990s to modern web browsing. It explains the distinction between internet access and web browsers, detailing how browsers work to access and render web pages using protocols like DNS, TCP, and HTTP. The tutorial also highlights the role of HTML and CSS in building web pages and discusses browser features like security and caching. The video concludes with a mention of Treehouse as a learning resource.

What was a common way to access the internet in the 1990s?

• Through a cable modem

• Via fiber optic cables

• Using satellite internet

• Using AOL with a dial-up connection

Which of the following is NOT a web browser?

• Safari

• Microsoft Word

• Google Chrome

• Mozilla Firefox

What is the primary function of a web browser?

• To provide internet access

• To browse the web and display web pages

• To manage email accounts

• To store data on the cloud

What is the role of DNS in web browsing?

• To secure the connection

• To block unwanted content

• To translate domain names into IP addresses

• To store website data

Which protocol is used to establish a connection between a client and a server?

• SMTP

• TCP

• FTP

• HTTP

What is the primary language used to build web pages?

• HTML

• Python

• Java

• C++

What does a web browser use to style and layout a webpage?

• XML

• HTML

• JavaScript

• CSS

Why do browsers cache web pages?

• To increase security

• To reduce loading times for revisited sites

• To save storage space

• To block ads

Which of the following is a function of a web browser?

• Editing videos

• Managing databases

• Rendering web pages

• Compiling code

What is the purpose of using CSS in web development?

• To store data on the server

• To add interactivity to web pages

• To structure the content of web pages

• To style and layout web pages