2777473
Description
Quiz by Adrian Caliman, updated more than 1 year ago
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Created by Alexandra Negrea
about 10 years ago
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Copied by Adrian Caliman
about 10 years ago
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Question 1
Question
What functions can you call on an instance of \Symfony\Component\ClassLoader\ClassLoader, apart from the register() function?
Answer
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$loader->addPrefix('Twig_', __DIR__.'/vendor/twig/twig/lib');
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$loader->setUseIncludePath(true);
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$loader->addPrefixes(array( 'Symfony' => __DIR__.'/../vendor/symfony/symfony/src', 'Monolog' => __DIR__.'/../vendor/monolog/monolog/src', ));
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$loader->mapClass(Twig_', __DIR__.'/vendor/twig/twig/lib');
Question 2
Question
What classes allow you to cache the mapping from a class to its containing file?
Answer
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ApcClassLoader
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AppClassLoader
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XDebugClassLoader
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XcacheClassLoader
Question 3
Question
How can you instantiate an ApcClassLoader?
Answer
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new ApcClassLoader($loader, sha1(__FILE__));
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new ApcClassLoader($loader);
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new ApcClassLoader(sha1(__FILE__), $loader);
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new ApcClassLoader('../app/cache', $loader);
Question 4
Question
Two class loaders can co-exist in the application?
Answer
- True
- False
Question 5
Question
How many classes does the class loader component have?
Answer
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Less than 10
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About 20
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More than 40
Question 6
Question
you can define a new file loader in Symfony, if the new loader class :
Answer
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is registered in yml as a service with the config.file_loader tag
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is registered with the DelagatingLoader
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implements the LoaderInterface
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extends the abstract FileLoader class
Question 7
Question
You should merge all your configuration files into one and use it as cache.
Answer
- True
- False
Question 8
Question
What class in the Config Component helps you manage and check if the generate cache file containing all the configuration is valid and if not regenerate it?
Answer
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CacheConfig
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ConfigurationCache
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ConfigLoaderCache
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ConfigCache
Question 9
Question
In the context of a TreeBuilder, which of the following are valid node types?
Answer
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string
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scalar
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array
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enum
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serviceId
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integer
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boolean
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float
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parameter
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variable
Question 10
Question
Which of the following are valid ways to define a scalar node type? (to replace .... below)
$treeBuilder
->children()
.....
->end();
Answer
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->node('name', 'scalar')
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->scalarNode('name')
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->addScalarNode('name')
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->nodeName('scalar')
Question 11
Question
How do you disable automatic escaping for a section of the template?
Answer
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{% escape false %} Content here {% end escape %}
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{% autoescape false %} Content here {% endautoescape %}
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{% not escape %} Content here {% end %}
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{% autoescape %} Content here {% endautoescape %}
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{% autoescape enabled = false %} Content here {% endautoescape %}
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