Ruby on Rails Test

Exam Type: MCQ Skill Test
Questions Type: Multiple Choice Questions
Total Questions: 40
Time Limit: 15 Minutes
Last Update April, 2025

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  Ruby on Rails Linkedin test

Within a Rails controller, which code will prevent the parent controller’s before_action :get_feature from running?

  • prevent_action :get_feature
  • skip :get_feature, except: []
  • :redis_cache_store
  • skip_before_action :get_feature

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Which statement correctly describes a difference between the form helper methods form_tag and form_for?

  • The form_tag method is for HTTP requests, while the form_for method is for AJAX requests.
  • The form_tag method typically expects a URL as its first argument, while the form_for method typically expects a model object.
  • The form_tag method is evaluated at runtime, while the form_for method is precompiled and cached.
  • The form_tag method is for basic forms, while the form_for method is for multipart forms that include file uploads.

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What is before_action (formerly known as before_filter)?

  •  A trigger that is executed before an alteration of an object's state
  •  A method that is executed before an ActiveRecord model is saved
  •  A callback that fires before an event is handled
  •  A method in a controller that is executed before the controller action method

Linkedin Ruby on Rails assessment answers

Which are standard REST HTTP verbs?

  • REDIRECT, RENDER, SESSION, COOKIE
  • INDEX, SHOW, NEW, CREATE, EDIT, UPDATE, DESTROY
  • CREATE, READ, UPDATE, DELETE
  • GET, POST, PATCH, DELETE

Ruby on Rails Linkedin learning

Which ActiveRecord query prevents an SQL Injection?

Product.where("name = ?", @keyword)

Product.where("name = #{@keyword}")

Product.where("name = " << @keyword)

Product.where("name = " + h(@keyword))

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