Practical CSS3 Mastery Course - Introduction to Web Development

The video introduces web development, focusing on HTML, CSS, and JavaScript as core components. HTML acts as the skeleton, CSS adds style, and JavaScript provides functionality. It explains how websites operate using client-server architecture and details the three-tier architecture, emphasizing the separation of presentation, logic, and data layers. The video concludes with a summary of these components and their roles in web development.

Which component of web development is responsible for the structure of a webpage?

• CSS

• PHP

• JavaScript

• HTML

What role does JavaScript play in web development?

• It provides the structure of the webpage.

• It styles the webpage.

• It handles the logic and interactions on the webpage.

• It stores data in a database.

In a client-server architecture, what is the primary function of the server?

• To process requests and send back responses.

• To apply styles to the webpage.

• To display the webpage to the user.

• To store user data locally.

Which of the following is NOT a technology that can run on a server?

• Node.js

• HTML

• Java

• PHP

What is the role of the presentation layer in a three-tier architecture?

• To interact with the user interface.

• To handle business logic.

• To manage server requests.

• To store data securely.

Which layer in the three-tier architecture directly communicates with the database?

• Client layer

• Presentation layer

• User interface layer

• Business logic layer

Why is it important that the presentation layer does not directly interact with the database layer?

• To allow direct user access to data.

• To simplify the architecture.

• To maintain security and separation of concerns.

• To ensure faster data retrieval.