What does mri most commonly stand for?

5

How is object methods defined in ruby?

5

Explain the concepts and capabilities of garbage collection feature of Ruby?

5

Explain raise statement in Ruby?

5

How an exception is handled in Ruby?

5

what is a class library in Ruby?

5

Who is the developer of Ruby?

5

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?

5

Tell me what is the difference between ruby 1.9 and ruby 2.0?

1

what is the difference between Procs and Blocks?

5

Are numeric objects mutable in ruby?

5

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

1

What must you do first before you can invoke an unboundmethod object?

5

Tell me how would you freeze an object in ruby? Can you provide a simple example?

1

What is ruby object?

5