Ruby Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Ruby Interview Questions

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Mention what is the difference between a gem and a plugin in ruby?

Explain how can we define ruby regular expressions?

How would you create getter and setter methods in ruby?

mention what is the difference between a single quote and double quote?

How does a symbol differ from a string?

What is the use of interpolation in ruby?

Explain some of the looping structures available in ruby?

What is the difference between a class and a module?

What are the three levels of method access control for classes and what do they signify? What do they imply about the method?

What are the different environment variables present in the ruby?

Mention what is the difference between procs and blocks?

Mention what is the command to create a migration?

What is retry statement in ruby?

What method might you use to remove duplicate values from an array?

What is the difference between “#==” and “#equal?”

Un-Answered Questions { Ruby }

How to write multiline string in Ruby?

Tell me how can we define ruby regular expressions?

what is the purpose of the rakefile available in the demo directory in ruby?

How will you rename and delete a file in Ruby?

How to open a file in Ruby?

Explain how Symbol is different from variables?

Why Ruby is known as a language of flexibility?

Mention what is the difference between procs and blocks?

What are the key features of ruby?

Explain while loop in ruby.

Explain me what the difference is between false and nil in ruby?

What are the loops in ruby?

Does hash use “ #==” or “#eql?” To compare hash keys?

What is the difference between calling super and calling super()?

What is retry statement in ruby?

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