Answer & Solution
//) are used for single-line comments in PHP.
//) are used for single-line comments in PHP.
Which of the following is true about PHP sessions?
A). Sessions allow data to be persistently stored across multiple page requests
B). Sessions are stored on the client side
C). Sessions are limited to storing only strings
D). Sessions are enabled by default in PHP
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 is the purpose of the PHP include statement?
A). To include and evaluate an external PHP file
B). To create a loop in PHP
C). To define a function in PHP
D). To execute a SQL query
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 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 exit() function?
A). To terminate script execution
B). To display a message and exit
C). To redirect to another URL
D). To close a database connection
What does PHP stand for?
A). Personal Home Page
B). Preprocessed Hypertext Processor
C). Public Hyperlink Protocol
D). Programming Hypertext Processor
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
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 used to concatenate strings in PHP?
A). .
B). +
C). ,
D). -