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Symfony 2 interview questions

Symfony 2 interview questions

An Overview of Symfony 2

Symfony2 is embracing high standards. It is centered around HTTP specification and PHP standards. These standards make Symfony2 interoperable with amazing PHP libraries. Using the Dependency Injection (DI) pattern, the framework has a built-in DI Container, which makes it flexible and easy to customize. Hiring managers will be impressed if you have this information during Symfony 2 interview questions and answers

In addition to being a full-stack framework, it also has cohesive and decoupled components. The 21 elements in Symphony2 have their Git repositories and can be used as standalone libraries. The Web configurator in Symfony2 makes installation and configuration fast and easy.

Development History of Symfony

Sponsored by SensioLabs, a French company, the initial name of Symfony was Sensio Framework. From version 2 onwards, it was renamed as Symfony. You can learn more about versions if you are preparing for Symfony 2 interview questions.

Latest Version

In Symfony 2 series, 2.8 was the last version, which was released in November 2015. The current stable version is 4.2, which was released in November 2018.

Advantages

This is an essential topic in Symfony 2 interview questions for experienced professionals.

  • Web Debug Toolbar and Profiler make debugging of application easy.
  • Not only displays the error message, but also traces the whole stack in one-click.
  • Comes with time-based attacks protection
  • Great documentation
  • Components are tested, configurable and secured.

You can also find here Symfony Interview Questions and Answers

Last update: 13 Mar 2019, 9 Questions and Answers

Read Symfony 2 interview questions Below

Looking for a new job? Do not miss to read our Symfony 2 interview questions and answers. Whether you are a fresher or an experienced, these questions and answers that can help you to crack your interview.

Symfony2 is embracing high standards. It is centered around HTTP specification and PHP standards. These standards make Symfony2 interoperable with amazing PHP libraries. Using the Dependency Injection (DI) pattern, the framework has a built-in DI Container, which makes it flexible and easy to customize.

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  • It uses the Dependency Injection pattern.
  • It is packaged as Distributions
  • In Symfony2, Everything is a Bundle.
  • It eases the debugging of your application.
  • It takes Security very seriously
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composer create-project symfony/framework-standard-edition ProjectName "2.7.*"

// You Can mention here you particular version that you want to install

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Controller's file default location is src/AppBundle/Controller Now you can create here your controller with below code.

Example

                                                    

namespace AppBundle\Controller;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
use Symfony\Bundle\FrameworkBundle\Controller\Controller;

class YourControllerName extends Controller
{
}

 

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$requestName = $this->container->get('request');
$currentRoute = $requestName->get('_route');

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$request = $this->container->get('request');
$parameter1 = $request->query->get('parameter1');

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Symfony supports default template engine is Twig, but ever, you are free to use plain PHP code if you want.
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In your created controller you can create your action with the following code.

Example

                                                    

public function indexAction()
{
     return $this->render('user/login.html.twig', [ ]);
}

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