What is rails migrations?
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What is the rail console?
What is the difference between sessions and flash?
Do you know what are the types of caching used in rails, what are they?
What is the difference between Render vs. Redirect_to in ruby on rails ?
What are naming conventions?
How to find second max element from database ?
Explain how you can run rails application without creating databases?
What is unit testing (in classical terms)? What is the primary technique when writing a test ?
What is the symbol garbage collector?
Explain me what are the limits of ruby on rails?
How many filters are there in rails.
How do I find only duplicate entries in a database table?