FREE Laravel Question and Answers
Which of the following commands in Laravel will set a session data?
Explanation:
The code $request->session()->put('key', 'value'); will set a session data with key and value in Laravel.
The session() method returns an instance of the session manager, which provides several methods for working with session data. The put() method is used to store a value in the session with the specified key.
In the code $request->session()->put('key', 'value');, $request is an instance of the current HTTP request, and the session() method is called on this instance to get the session manager. The put() method is then called on the session manager to store the value with the key in the session.
Once the session data is stored, it can be retrieved in subsequent requests using the get() method, like so: $value = $request->session()->get('key');
What kinds of errors are detected during file compilation, prior to PHP execution?
Explanation:
Syntax errors occur when the PHP parser encounters code that does not conform to the PHP language syntax. Examples of syntax errors include missing semicolons, mismatched parentheses, and misspelled keywords. These errors prevent the code from being compiled into a valid PHP script, and as a result, the script cannot be executed.
When a syntax error occurs, the PHP parser will stop processing the file and report an error message that describes the nature of the error and the line number where the error occurred. This allows the developer to quickly locate and correct the error before attempting to execute the code.
Which of the following files does Laravel use for interpolation?
Explanation:
In Laravel's Blade templating engine, the {{ }} syntax is used for variable interpolation, which means that it is used to output the value of a variable in the HTML output.
Typically, PHP keeps session information in
Explanation:
By default, PHP stores session data in files on the server's file system. When a session is started, PHP creates a unique file on the server for that session and stores the session data in that file. The file name is based on the session ID, which is typically a randomly generated string that is stored in a cookie on the client-side.
Among the following characters, which one is handled by htmlspecialchars?
Explanation:
In Laravel, the htmlspecialchars function is used to convert special characters to their corresponding HTML entities. This is done to prevent cross-site scripting (XSS) attacks by escaping characters that could be used to inject malicious code into a webpage.
The program that automatically converts new line characters into HTML tags is called
Explanation:
In PHP, the nl2br() function is used to automatically transform new line characters (\n) into HTML '
' tags.
In Laravel, which of the following directories contains the robot.txt file?
Explanation:
In a default Laravel installation, the public directory is the root directory of the web server and it contains the robots.txt file. The robots.txt file is used to control which pages of a website are indexed by search engines.
The public directory also contains other important files and directories that are accessible to the web server, including the index.php file, which is the entry point for all incoming HTTP requests to the application. The index.php file is responsible for bootstrapping the Laravel framework and handling the request.