Differentiate between client-side scripting and Server-side scripting.

Client-side scripting and server-side scripting are two approaches to executing code in web development, and they differ in where the code is executed and the roles they play in building web applications. Here's a differentiation between them:

1. **Client-side Scripting**:

   - **Execution Location**: In client-side scripting, the code is executed on the client's web browser.

   - **Purpose**: Client-side scripting is primarily used to enhance the user interface and interactivity of web pages.

   - **Languages**: Common client-side scripting languages include JavaScript, HTML, and CSS.

   - **Responsibilities**: Client-side scripts are responsible for tasks such as validating form inputs, manipulating the DOM (Document Object Model), handling user interactions (e.g., clicks, mouse movements), and dynamically updating content on web pages without requiring a page reload.

   - **Advantages**:

     - Faster responsiveness: Client-side scripts execute immediately on the client's browser, providing instant feedback to user interactions.

     - Reduced server load: Since the code execution is distributed across clients, it reduces the workload on the server.

   - **Disadvantages**:

     - Limited security: Client-side scripts are visible to users, making them susceptible to tampering and security vulnerabilities.

     - Inconsistent browser support: Different web browsers may interpret and execute client-side scripts differently, leading to compatibility issues.

2. **Server-side Scripting**:

   - **Execution Location**: In server-side scripting, the code is executed on the web server before the response is sent to the client's browser.

   - **Purpose**: Server-side scripting is used to generate dynamic content, handle business logic, and interact with databases.

   - **Languages**: Common server-side scripting languages include PHP, Python, Ruby, Java, and Node.js (JavaScript).

   - **Responsibilities**: Server-side scripts handle tasks such as processing form submissions, generating HTML dynamically, interacting with databases, authenticating users, and performing server-side computations.

   - **Advantages**:

     - Enhanced security: Server-side scripts are executed on the server, keeping sensitive logic and data hidden from users.

     - Better performance: Server-side scripts can perform heavy computations and database operations efficiently, leveraging the server's processing power.

   - **Disadvantages**:

     - Slower responsiveness: Server-side scripts require a round-trip to the server, leading to slower response times for user interactions.

     - Increased server load: Server-side scripts execute on the server for every client request, potentially leading to scalability and performance issues under high traffic.

In summary, client-side scripting focuses on enhancing the user experience and interactivity of web pages within the client's browser, while server-side scripting handles dynamic content generation, business logic, and data processing on the web server. Both approaches have their advantages and limitations, and they are often used together to build complex and interactive web applications.