what is ORM (Object-Relationship-Model) in Rails?
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Explain testing in rails.
What is the difference between delete and destroy ?
what is session and cookies
Tell me what is coc in rails?
Do you know the role of garbage collection in ruby on rails?
Is it possible to build a 50% bespoke e-commerce platform hence having the ability to customize everything down the line? For example would it make sense to start coding an application on the Ruby on Rails framework but where the most complex/time consuming code pieces (e.g. shopping cart, etc) can be initially bolted on (hence diminishing development time and cost) having the ability to change them completely further down the line?
What is the use of super in Ruby Rails?
What role do sub-directory app/helpers and app/controllers play?
How can you run rails without creating databases?
How does router work in rails?
Explain rails migration.
How are the key differences between python and ruby?