What is active record in rails?
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Choosing between belongs_to and has_one?
what is sweeper in Rails?
How many types of variables are available in ruby class?
Do you know what are the types of caching used in rails, what are they?
What is the purpose of auto_load in ruby?
What are the different components of rails ?
How you run your rails application without creating databases?
Write a program to generate and run the application without the use of database
let me know what is ruby software and where and when it is usefull. Is it usefull to data base developer, if yes...where? thank you
What are rails validation used for?
how you define Instance Variable, Global Variable and Class Variable in Ruby?
What is action cable?