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

Ruby Interview Questions

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Please explain what are some advantages of using ruby?

Tell me how you can create a controller for subject?

Please explain the role of thread pooling in relation to the thread lifecycle in ruby?

Tell me how you define instance variable, global variable and class variable in ruby?

Can you list out the few features of ruby?

Tell me how can we define ruby regular expressions?

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

Tell us what is class libraries in ruby?

Tell me how do you remove nil values in array using ruby?

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

Tell me an array [1,2,34,5,6,7,8,9], product it using a method?

How would you freeze an object in ruby?

How would you implement hash in ruby internally?

What are some advantages of using ruby?

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

Un-Answered Questions { Ruby }

What does mri most commonly stand for?

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

What is request.xhr?

Tell me how symbol is different from variables?

Explain the use of retry statement in ruby?

Name some operators used in ruby.

Is ruby a statically typed or a dynamically typed language?

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

In how many ways items can be added in an array in Ruby?

Explain the difference between a single quote and double quote?

How symbol is different from variables?

How many types of associations relationships does a model has?

What are the loops in ruby?

Explain ruby ranges. What are the ways to define ranges?

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

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