Answer & Solution
$name
will be substituted, resulting in Hello, Alice!
.
| PHP | MYTAT"> | PHP | MYTAT">
<?php $name = 'Alice'; echo 'Hello, $name!'; ?>
$name
will be substituted, resulting in Hello, Alice!
.
How do you output text in PHP?
A). echo 'Hello, World!';
B). console.log('Hello, World!');
C). print('Hello, World!');
D). write('Hello, World!');
What does the following code output? <?php echo 5 + 3 * 2; ?>
A). 16
B). 11
C). 10
D). 6
What is the output of the following code? <?php $a = 10; $b = 5; echo ($a > $b) ? 'Yes' : 'No'; ?>
A). Yes
B). No
C). 1
D). 0
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
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
Which PHP function is used to output content as HTML entities, preventing cross-site scripting (XSS) attacks?
A). htmlspecialchars()
B). htmlentities()
C). escape()
D). sanitize()
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 function is used to retrieve the value of a query string parameter in PHP?
A). $_GET[]
B). $_POST[]
C). $_SESSION[]
D). $_COOKIE[]
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
Which of the following PHP directives is used to set the maximum execution time of a script?
A). max_execution_time
B). memory_limit
C). error_reporting
D). display_errors