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 }

Tell me how can we define ruby regular expressions?

Explain module mixins in Ruby?

Is ruby supports single inheritance/ multiple inheritance or both?

Explain about variables?

What is ruby class?

Tell me what is the difference between calling super and calling super()?

What is the use of interpolation in ruby?

How many iterators are there in ruby?

Are numeric objects mutable in ruby?

How is visibility of methods changed in ruby?

How to create ruby object?

Do you know what is the defined operator?

Describe the environment variables present in Ruby?

what is the difference between a gem and a plugin in Ruby?

Explain next statement in ruby.

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