Answer & Solution
$_POST
contains data submitted via an HTML form using the POST method.
$_POST
superglobal array contain in PHP?
$_POST
contains data submitted via an HTML form using the POST method.
What does the following code output? <?php echo 5 + 3 * 2; ?>
A). 16
B). 11
C). 10
D). 6
What is the file extension for PHP scripts?
A). .html
B). .php
C). .js
D). .css
Which of the following tags is used to indicate the beginning of PHP code?
A). <?php
B). <!DOCTYPE html>
C). <? ... ?>
D). </php>
Which of the following statements is true about PHP variables?
A). Variable names are case-sensitive in PHP
B). PHP variables must start with a dollar sign ($)
C). Variable names cannot contain numbers
D). Variables in PHP cannot be reassigned
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,
What is the purpose of the semicolon (;) in PHP?
A). To indicate the end of a statement
B). To concatenate strings
C). To multiply two numbers
D). To declare a variable
How do you output text in PHP?
A). echo 'Hello, World!';
B). console.log('Hello, World!');
C). print('Hello, World!');
D). write('Hello, World!');
Which PHP function is used to check if a file exists in PHP?
A). file_exists()
B). is_file()
C). exists()
D). check_file()
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 is true about PHP's include
and require
functions?
A). include
will only produce a warning if the file cannot be found, while require
will produce an error
B). include
will produce an error if the file cannot be found, while require
will only produce a warning
C). Both include
and require
will produce an error if the file cannot be found
D). Both include
and require
will only produce a warning if the file cannot be found