What is unit testing (in classical terms)? What is the primary technique when writing a test ?
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Do you know the role of garbage collection in ruby on rails?
what the difference between static scaffolding and Dynamic scaffolding?
What is object-relationship-model (orm)?
explain request/response cycle?
Tell me what is the function of garbage collection in ruby on rails?
How many types of relationships does a model has?
What is active record in rails?
How would you create a controller for the subject?
what is the difference between the Observers and Callbacks in Ruby on Rails?
How are string and symbol different?
What role does garbage collection play?
what is the difference in scope for these two variables: @@name and @name?