How PHP executes on the server - Quick Revision & Summary

Recall & Review

beginner

What happens first when a PHP file is requested by a browser?

The web server receives the request and passes the PHP file to the PHP engine for processing.

beginner

What role does the PHP engine play in executing PHP code?

The PHP engine reads the PHP code, executes it on the server, and generates HTML or other output to send back to the browser.

beginner

Does the browser see the PHP code when a PHP page is loaded?

No, the browser only receives the output generated by PHP, usually HTML, not the PHP code itself.

beginner

Where does PHP code run: on the client or the server?

PHP code runs on the server before the page is sent to the client (browser).

beginner

What is the final output sent from the server to the browser after PHP execution?

The final output is usually HTML, but it can also be JSON, XML, or other data formats depending on the PHP script.

When a PHP file is requested, what does the server do first?

A Pass the file to the PHP engine for processing

B Send the PHP code directly to the browser

C Convert PHP code to JavaScript

D Ignore the request

The server sends the PHP file to the PHP engine to execute the code before sending output to the browser.

Where does PHP code run?

A On the server

B On the browser

C On the database

D On the network

PHP code runs on the server, not on the browser or client side.

What does the browser receive after PHP code execution?

A Server configuration files

B Raw PHP code

C HTML or other output generated by PHP

D PHP engine files

The browser receives the output generated by PHP, usually HTML, not the PHP code itself.

Can PHP code run directly in the browser?

A Only if JavaScript is enabled

B Yes, PHP runs in all browsers

C Only in some browsers

D No, PHP runs only on the server

PHP is a server-side language and cannot run directly in the browser.

What types of output can PHP generate?

A Only HTML

B HTML, JSON, XML, or other data formats

C Only images

D Only plain text

PHP can generate various output types like HTML, JSON, XML, depending on the script.

Explain the process of how PHP code is executed on the server when a user requests a PHP page.

Think about what happens from the moment you type a PHP page URL until you see the page.

Why does the browser never see the PHP code itself?

Consider where PHP code runs and what the browser receives.