PHP CLI vs web server execution - Quick Revision & Key Differences

Recall & Review

beginner

What does PHP CLI stand for?

PHP CLI stands for PHP Command Line Interface. It allows running PHP scripts directly from the command line or terminal without a web server.

beginner

How does PHP execution differ between CLI and web server?

In CLI, PHP runs scripts directly in the terminal with no web server involved. In web server execution, PHP runs as part of a web server process (like Apache or Nginx) responding to HTTP requests.

beginner

Name one advantage of running PHP scripts via CLI.

One advantage is that CLI scripts can run long tasks or background jobs without the overhead of HTTP requests or browser interaction.

beginner

What is a common use case for PHP web server execution?

PHP web server execution is commonly used to generate dynamic web pages that users access through their browsers.

intermediate

Can PHP CLI scripts access HTTP request data like $_GET or $_POST?

No, PHP CLI scripts do not have HTTP request data like $_GET or $_POST because they run outside the web server environment.

Which environment runs PHP scripts without a web server?

A PHP with Nginx

B PHP CLI

C PHP with Apache

D PHP with IIS

PHP CLI runs scripts directly in the command line without needing a web server.

Which PHP superglobal is NOT available in CLI execution?

A $_SERVER

B $argv

C $_GET

D $_ENV

$_GET is only available in web server execution because it depends on HTTP requests.

What is a typical use of PHP CLI scripts?

A Running background tasks

B Rendering HTML templates

C Handling HTTP POST requests

D Serving web pages

PHP CLI is often used for background jobs or scripts that run without user interaction.

When PHP runs via a web server, it usually responds to:

A File system events

B Command line inputs

C Database queries

D HTTP requests

Web server PHP scripts respond to HTTP requests from browsers or clients.

Which of these is true about PHP CLI?

A It can run scripts interactively

B It requires a browser to run

C It cannot access the file system

D It only runs on Windows

PHP CLI can run scripts interactively in the terminal, allowing user input.

Explain the main differences between PHP CLI and PHP web server execution.

Think about how PHP gets input and where it runs.

Describe scenarios where you would prefer PHP CLI over web server execution.

Consider tasks that don't involve web pages.