Web Development involves a combination of client-side and server-side technologies, and it encompasses a wide range of tasks and skills.

Web developers use languages such as HTML, CSS, and JavaScript to create the structure and layout of a website. They also use programming languages such as JavaScript, Python, Ruby, and PHP to build interactive and dynamic features on the website.

Web development also involves the use of various frameworks and libraries such as AngularJS, ReactJS, and Vue.js for creating client-side applications, and ExpressJS, Ruby on Rails, and Django for creating server-side applications.

Web developers also use databases such as MySQL, MongoDB and SQL Server to store, retrieve and manage data, and they use version control systems such as Git to keep track of changes to the code.

Web development is a constantly evolving field, new technologies and tools are continually being developed, and web developers need to stay up to date with the latest advancements in order to create high-quality, responsive and interactive web applications.

Web development is a growing field, it's widely used in various industries and it's essential for almost all businesses to have an online presence.