What is web development and what aspects does it involve?

Web development, also known as "web development", is the process of creating and maintaining websites and web applications for the Internet or an intranet. Web development encompasses a wide range of tasks and skills required to make websites functional and user-friendly. This process can range from the simple creation of a static website to the development of complex, interactive web applications.

The main aspects of web development include:

1. Frontend development: This refers to the design and development of the visible parts of a website or web application that are directly perceived by users. This includes HTML (Hypertext Markup Language) for the structure, CSS (Cascading Style Sheets) for the design and JavaScript for the interactivity.
2. Backend development: Backend developers work on the server-side logic and data processing. This includes the creation of servers, databases, APIs (Application Programming Interfaces) and other components required for the functionality of the website or application.
3. Full-stack development: A full-stack developer is able to take on both front-end and back-end development tasks and has a wide range of skills to realize a complete web project.
4. Web design: Web design focuses on the visual appearance and user experience (UX) of a website or application. This includes the layout, color schemes, typography and the design of user interfaces.
5. Database management: The storage and management of data used by the website or application takes place in databases. Developers must design, manage and query databases.
6. Security: Security is a crucial aspect of web development to protect sensitive data and safeguard against cyber-attacks. Implementing security measures such as encryption and authentication is of great importance.
7. Testing and debugging: Web developers need to check their work for errors, perform tests and ensure that the website or application is working properly.
8. Deployment: This refers to the process of making the developed website or application available on a web server so that it is accessible on the Internet.

Web development can be done by individuals, teams or agencies and requires ongoing maintenance, updating and adaptation to changing requirements and technologies. It is a dynamic field that is constantly progressing and introducing new tools and technologies for the development of websites and applications.