[Solved] What will be the output of this Ruby code?module Talkative def speak "Hello!" end end class Person include Talkative end p = Person.new puts p.speak | Ruby

Ruby - Modules and Mixins

What will be the output of this Ruby code?

module Talkative
  def speak
    "Hello!"
  end
end

class Person
  include Talkative
end

p = Person.new
puts p.speak

AHello!

BNoMethodError

Cnil

DSyntaxError

Step-by-Step Solution

Solution:

Step 1: Understand module inclusion
The module Talkative defines a method speak. The class Person includes this module, so instances of Person get the speak method.
Step 2: Check method call and output
Creating a new Person instance and calling p.speak will return "Hello!" which is printed by puts.
Final Answer:
Hello! -> Option A
Quick Check:
Included module methods are available to instances = B [OK]

Quick Trick: Included module methods become instance methods [OK]

Common Mistakes:

Master "Modules and Mixins" in Ruby

9 interactive learning modes - each teaches the same concept differently

More Ruby Quizzes

What will be the output of this Ruby code?