Certification Symfony 1
33 Questions
7 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

How can you simulate a POST request to /login with a login parameter set to admin?

  • $request = Request::create( null, '/login', ['login' => 'admin'] );
  • $request = Request::create( 'POST', '/login', ['login' => 'admin'] ); (correct)
  • $request = Request::create( '/login', null, ['login' => 'admin'] );
  • $request = Request::create( '/login', 'POST', ['login' => 'admin'] );

    • What exception is thrown in a DataTransformer in Symfony?

  • RuntimeException
  • ValidatorException
  • DataTransformerException
  • TransformationFailedException (correct)

    • What is the Compiler used for in Twig?

  • To compile a PHP class into a Node
  • To transform a Node into a valid PHP class (correct)
  • To execute a PHP class
  • To parse a Twig template

    • What is the purpose of the mirror(...) function in Symfony's Filesystem component?

    <p>To mirror the source directory to the target directory</p> Signup and view all the answers

    What is the class that actually calls the Compiler in Twig?

    <p>The Compiler</p> Signup and view all the answers

    Can files that are not present in the source directory be deleted when using mirror(...) in Symfony's Filesystem component?

    <p>Yes</p> Signup and view all the answers

    What is the purpose of a DataTransformer in Symfony?

    <p>To transform data from one format to another</p> Signup and view all the answers

    What is the class that is used to create a request in Symfony?

    <p>Request</p> Signup and view all the answers

    What is the purpose of the RouteCompiler in Symfony?

    <p>To compile a route into a valid PHP class</p> Signup and view all the answers

    Is the following code valid in Twig? {% include foo|default('bar') ~ '_template.html.twig' %}

    <p>Yes</p> Signup and view all the answers

    What is the class used in Symfony to dump contents to a file?

    <p>Symfony\Component\Filesystem\Filesystem</p> Signup and view all the answers

    What is the purpose of the RouteCollection in Symfony?

    <p>To manage routing in Symfony</p> Signup and view all the answers

    What is the name of the method used to add an extra RouteCollection into an existing one?

    <p>addRouteCollection</p> Signup and view all the answers

    What is the current version of the Symfony certification being used?

    <p>Symfony 6</p> Signup and view all the answers

    What is the correct method to dump contents to a file?

    <p>dumpFile('file.txt', 'Hello World')</p> Signup and view all the answers

    Which HTTP verbs are idempotent?

    <p>HEAD, GET, OPTIONS</p> Signup and view all the answers

    Can the cursor position be changed in a command?

    <p>Yes</p> Signup and view all the answers

    What is the difference between findDefinition and getDefinition?

    <p>findDefinition resolves aliases, getDefinition does not</p> Signup and view all the answers

    How do you access $_SERVER data when using a Symfony\Component\HttpFoundation\Request object?

    <p>$request-&gt;server</p> Signup and view all the answers

    Can the constraints of a class be listed?

    <p>Yes</p> Signup and view all the answers

    What is the default status code of a Symfony\Component\HttpFoundation\RedirectResponse object?

    <p>302</p> Signup and view all the answers

    How do you import the hello namespace to use the world() function?

    <p>use myapp\utils\hello;</p> Signup and view all the answers

    What is the purpose of the dumpFile method?

    <p>Dumps the contents to a file</p> Signup and view all the answers

    What is the purpose of the Cursor class in Symfony's Console component?

    <p>To change the cursor position</p> Signup and view all the answers

    What is the correct namespace declaration for a PHP function?

    <p>use function myapp\utils\hello\world;</p> Signup and view all the answers

    As of PHP 5.6, which data types are allowed in a user-defined PHP constant?

    <p>array, float, string, boolean</p> Signup and view all the answers

    What are the built-in arguments variants in Symfony Console?

    <p>InputArgument::OPTIONAL, InputArgument::REQUIRED, InputArgument::IS_ARRAY</p> Signup and view all the answers

    How can you register the AcmeListener to the EventDispatcher in order to call the onFooAction method when the acme.action event is dispatched?

    <p>$dispatcher-&gt;addListener('acme.action', array($listener, 'onFooAction'));</p> Signup and view all the answers

    What is the structure of the Response's first line in HTTP?

    <p>HTTP-Version Status-Code Reason-Phrase</p> Signup and view all the answers

    Can a Route defined with /page/{foo}/{foo} path be compiled in Symfony Routing?

    <p>No, it cannot be compiled.</p> Signup and view all the answers

    What is the correct way to use a namespace in PHP?

    <p>use function myapp\utils\hello\world;</p> Signup and view all the answers

    What is the purpose of the EventDispatcher in Symfony?

    <p>To dispatch events between different components.</p> Signup and view all the answers

    What is the purpose of the Console component in Symfony?

    <p>To create command-line tools.</p> Signup and view all the answers

    Study Notes

    Symfony Certification

    • The test consists of 20 questions, and the user finished it in 23 minutes and 59 seconds.
    • The test questions cover various topics, including Symfony components, PHP basics, and HTTP.

    Routing

    • RouteCollection usage: Since 2.2, the $prefix argument is not available.
    • You can add an extra RouteCollection into an existing one.

    Filesystem

    • Dump contents to a file: The correct method to dump contents to a file is $fs-&gt;dumpFile('file.txt', 'Hello World');.

    HTTP

    • Idempotent HTTP verbs: The idempotent HTTP verbs are HEAD, CONNECT, GET, OPTIONS.
    • Status code: The default status code of a Symfony\Component\HttpFoundation\RedirectResponse object is not 301.

    Console

    • Cursor usage: The cursor position can be changed in a command.
    • Arguments variants: The built-in arguments variants are InputArgument::IS_ARRAY, InputArgument::OPTIONAL, InputArgument::REQUIRED.

    Dependency Injection

    • FindDefinition: The difference between findDefinition and getDefinition is that getDefinition resolves aliases.

    HttpFoundation

    • Accessing Request Data: To access $_SERVER data when using a Symfony\Component\HttpFoundation\Request object, use $request-&gt;server.
    • Status code: The default status code of a Symfony\Component\HttpFoundation\RedirectResponse object is not 301.

    Validator

    • Constraints debug: The constraints of a class can be listed.

    PHP Basics

    • Namespaces: The correct way to import the hello namespace so that you can use the world() function is use function myapp\utils\hello\world;.
    • Constant: As of PHP 5.6, the allowed data structures in a user-defined PHP constant are array, float, string, and boolean.

    Event Dispatcher

    • Connecting Listeners: To register the AcmeListener to the EventDispatcher, use $dispatcher-&gt;addListener('acme.action', array($listener, 'onFooAction'));.

    Form

    • TextType children: The form types that do not inherit from the Symfony\Component\Form\Extension\Core\Type\TextType type are LocaleType, HiddenType, and RangeType.
    • DataTransformer: A Symfony\Component\Form\Exception\TransformationFailedException thrown in a DataTransformer causes a validation error.

    Twig

    • Conditional include: The code {% include foo|default('bar') ~ '_template.html.twig' %} is valid.
    • Node compilation: The Environment class calls the compiler.

    Filesystem

    • Mirror usage: When using mirror(...), files that are not present in the source directory can be deleted.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser