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

Ruby Interview Questions

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what is the difference between Procs and Blocks?

what is the difference between put and putc statement?

what is the Notation used for denoting class variables in Ruby?

what is the difference between String and Symbol?

In Ruby, it explains about the defined operator?

In Ruby code, often it is observed that coder uses a short hand form of using an expression like array.map(&:method_name) instead of array.map { |element| element.method_name }. How this trick actually works?

what is the difference extend and include?

what is Interpolation in Ruby?

what is a class library in Ruby?

Ruby support single inheritance/multiple inheritance or both?

How is an iterator handled in ruby?

How is class methods defined in ruby?

What is the scope of a local variable in ruby?

What are the operators available in ruby?

What are the looping structures available in ruby?

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Un-Answered Questions { Ruby }

What is retry statement in ruby?

Explain the use of retry statement in ruby?

difference between activesupport's “hashwithindifferentaccess” and ruby's “hash”?

What is rvm?

How to use sql db or mysql db. Without defining it in the database.yml

Explain about interpolation?

What happens when a value is too big for fixnum?

What are class libraries in Ruby?

What are the operators available in ruby?

How would you freeze an object in ruby? Can you provide a simple example?

What is the pattern matching operator in ruby?

Mention what is the difference between procs and blocks?

What is the use of global variable $ in Ruby?

Describe class libraries in Ruby?

Define ruby methods.

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