Explain rvm in rails?
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Explain the role of sub directory app/controllers and app/helpers.
what is the role of Rails Controller?
How is direct different from render?
how you define Instance Variable, Global Variable and Class Variable in Ruby?
What is the difference between symbol and string?
Tell me what is the function of garbage collection in ruby on rails?
Do you know what is “yield” in ruby on rails?
What are class libraries?
ruby on rails and java ,which of one of the best in future &present?
How many filters are there in rails.
What is object-relationship-model (orm)?
What are the hashes?