Answer & Solution
max_execution_time directive is used to set the maximum execution time of a PHP script, preventing infinite loops and excessive processing.
max_execution_time directive is used to set the maximum execution time of a PHP script, preventing infinite loops and excessive processing.
What does the following code output? <?php echo 5 + 3 * 2; ?>
A). 16
B). 11
C). 10
D). 6
Which of the following tags is used to indicate the beginning of PHP code?
A). <?php
B). <!DOCTYPE html>
C). <? ... ?>
D). </php>
Which of the following PHP tags is deprecated and should be avoided?
A). script tag
B). <?php
C). <? ... ?>
D). <?php ... ?>
Which of the following statements correctly assigns the value 'John' to the variable $name in PHP?
A). $name = 'John';
B). 'John' = $name;
C). $name -> 'John';
D). $name <- 'John';
What is the purpose of the PHP phpinfo() function?
A). To display information about the PHP environment
B). To execute PHP code
C). To retrieve data from a database
D). To create a new PHP file
What is the output of the following code? <?php for ($i = 0; $i < 3; $i++) { echo $i . ', '; } ?>
A). 0, 1, 2,
B). 1, 2, 3,
C). 0, 1, 2
D). 1, 1, 1,
Which function is used to retrieve the value of a query string parameter in PHP?
A). $_GET[]
B). $_POST[]
C). $_SESSION[]
D). $_COOKIE[]
Which of the following statements is true about PHP variables?
A). Variable names are case-sensitive in PHP
B). PHP variables must start with a dollar sign ($)
C). Variable names cannot contain numbers
D). Variables in PHP cannot be reassigned
Which PHP function is used to check if a file exists in PHP?
A). file_exists()
B). is_file()
C). exists()
D). check_file()
What does the $_POST superglobal array contain in PHP?
A). Data submitted via an HTML form using the POST method
B). Data submitted via an HTML form using the GET method
C). Data stored in cookies
D). Data stored in session variables