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 }

What are some advantages of using ruby?

what the difference is between false and nil in Ruby?

Explain about Float, Dig and Max?

What is mvc and why do we use it?

Explain break statement in Ruby?

Is ruby whitespace-dependent?

Tell us how would you implement hash in ruby internally?

What is the difference between ruby 1.9 and ruby 2.0?

What are Ruby iterators?

Is ruby a dying language?

What happens when a value is too big for fixnum?

Explain some differences between ruby and python.

Explain the use of global variable $ in Ruby?

Explain raise statement in Ruby?

How do the following methods differ: @my_string.strip and @my_string.strip! ?

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