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LinkedIn Ruby on Rails Skill Assessment

LinkedIn  Ruby on Rails Exam Type: LinkedIn Test Answers
Expected positions: Top 5%, Top 15%, Top 30%
Last Updated: July 2024

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LinkedIn Ruby on Rails Exam Answers 2024

 Ruby on Rails Linkedin learning

Which of the following is NOT a standard Rails callback method?

  • before_find
  • around_create
  • after_initialize
  • before_validation

Linkedin Ruby on Rails assessment answers

Which statement best explains the purpose of `includes(:address)` in the following code?

@portfolios = Portfolio.includes(:image).limit(20)

 @portfolios.each do |portfolio|

  puts portfolio.image.caption


  • It enables the code to access the image instance related to each portfolio instance.
  • It joins the two tables into a single database query.
  • It will execute 2 database queries instead of 21 database queries.
  • It preloads the image files using asset pipeline.

Linkedin Ruby on Rails assessment

Which example below shows an INCORRECT way to render a partial?

  • <%= render(:partial => 'shared/product') %>
  • <%= render('shared/product', :collection => @products) %>
  • <%= render(template: 'shared/product', with: @products) %>
  • <%= render('shared/product', locals: { product: @product }) %>

Linkedin Ruby on Rails Quiz

Which choice best describes the expected value of @result?

@result = ‘urgen’)

  •  A saved tag instance
  •  An unsaved tag instance
  •  An array of tag instances
  •  Either true or false

Ruby on Rails Linkedin test

What code could be used in a template to output "Ruby" in the response to the browser?

  • <= print "Ruby" >
  • <? echo "Ruby" ?>
  • <%= "Ruby" %>
  • <% puts "Ruby" %>

   Linkedin learning Ruby on Rails

   Ruby on Rails Linkedin API

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