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Last active January 17, 2017 22:58
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wdi12-interview-questions-ii.md

A Team

  • Provide an example showing how an iterator is used
  • What is the difference between an argument and a parameter?
  • Explain how sessions work, specifically in relation to cookies.

B Team

  • What are the looping structures in Ruby?
  • Compare validations, callbacks and observers in ActiveRecord
  • What are helpers in Rails?

C Team

  • Compare instance and class variables
  • Describe the concept of visibility in Rails
  • What is meant by DRY?
  • What is the log to check for errors in Rails?

D Team

  • What are GET and POST methods?
  • What is YAML?
  • Give some examples of what you could define in a Rails model.
  • What is ORM in Rails?

E Team

  • What is TDD?
  • How can two databases be accessed from the same Rails application?
  • What is an IP address?
  • What are the associations available in ActiveRecord models?
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