Client and Server Scripting Languages
What is Scripting?
Scripting is a way to write code that automates tasks or enhances website functionality. It is mainly used in web development for both client-side (front-end) and server-side (back-end) processing.
Client-Side Scripting (Front-End) 🖥️
What is Client-Side Scripting?
Client-side scripting runs directly in the user's web browser (Chrome, Firefox, Edge) without needing a server request. It makes web pages interactive, dynamic, and responsive.
Key Features
- Executes in the browser (fast response time).
- Reduces server load.
- Enhances user experience (animations, form validation, dynamic updates).
Common Client-Side Scripting Languages
| Language | Description | Usage |
|---|---|---|
| JavaScript (JS) | Most widely used front-end scripting language. | Interactive websites, form validation, animations. |
| HTML (HyperText Markup Language) | Defines the structure of a web page. | Content layout, text, images, links. |
| CSS (Cascading Style Sheets) | Styles the appearance of web pages. | Colors, fonts, layouts. |
| TypeScript | A superset of JavaScript with better structure. | Large-scale web applications. |
| AJAX (Asynchronous JavaScript and XML) | Allows web pages to update without reloading. | Live search, real-time updates. |
Server-Side Scripting (Back-End)
What is Server-Side Scripting?
Server-side scripting runs on the web server and processes user requests, database interactions, and business logic before sending results back to the client.
Key Features
- Runs on the server (secure and powerful).
- Handles database operations (user login, form submission).
- Generates dynamic content before sending it to the browser.
Common Server-Side Scripting Languages
| Language | Description | Usage |
| PHP | A widely used scripting language for web development. | WordPress, e-commerce sites. |
| Python (Django, Flask) | Popular for web apps and APIs. | Web applications, AI integration. |
| Node.js (JavaScript Runtime) | Allows JavaScript to run on the server. | Real-time apps, APIs. |
| Ruby (Ruby on Rails) | A developer-friendly web framework. | Startups, fast development. |
| ASP.NET (C#) | Microsoft's framework for building web apps. | Enterprise applications. |
| Java (Spring, JSP, Servlets) | Used for large-scale enterprise apps. | Banking, e-commerce. |
Client-Side vs. Server-Side Scripting
| Feature | Client-Side | Server-Side |
| Execution | Runs in the web browser | Runs on the web server |
| Speed | Faster (no need for a server request) | Slower (processes data before sending results) |
| Security | Less secure (code visible to users) | More secure (logic hidden from users) |
| Examples | JavaScript, HTML, CSS | PHP, Python, Node.js, Java |
Qus. 1 : Server side scripts is:
- A visible to the end user
- Defined to user
- Invisible to the end user
- Both (b) and (c)
- Mozilla Firefox
- Postfix
- Blind
- Apache
- residing in many computers
- created using HTML
- with links to other webpages
- residing in many computers linked together using HTML
- A-4, B-2, C-3, D-1
- A-2, B-3, C-4, D-1
- A-3, B-4, C-2, D-1
- A-4, B-1, C-2, D-3