<?php ?>, which indicates the start of PHP code execution within an HTML document.
What does the phpinfo() function do in PHP?
A). Displays information about the PHP environment
B). Executes SQL queries
C). Validates user input
D). Encrypts data transmission
What is the purpose of the PHP interpreter?
A). To parse and execute PHP code
B). To generate HTML markup
C). To validate user input
D). To store data in databases
Which of the following is NOT a valid PHP variable name?
A). $my_var
B). $myVar
C). $my-var
D). $myVar123
Which of the following is NOT a feature of PHP?
A). Strongly typed
B). Open source
C). Extensive database support
D). Platform-independent
Which of the following best describes PHP?
A). Server-side scripting language
B). Client-side programming language
C). Markup language
D). Database management system
What is the output of the following PHP code? <?php echo 'Hello, World!'; ?>
A). Hello, World!
B). <?php echo 'Hello, World!'; ?>
C). <?php echo 'Hello, World!'; ?>;
D). <?php echo 'Hello, World!'; ?>;
What does PHP stand for?
A). Personal Home Page
B). Preprocessed Hypertext Processor
C). Public Hyperlink Protocol
D). Programming Hypertext Processor
What is the output of the following PHP code? <?php $x = 5; $y = 10; echo $x + $y; ?>
A). 15
B). 5 + 10
C). $x + $y
D). 510
What is the purpose of the PHP echo statement?
A). To output data to the browser
B). To define a function
C). To include an external file
D). To declare a variable
What file extension is commonly used for PHP scripts?
A). .php
B). .html
C). .js
D). .css