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Q. Which operator is used for modulo in Ruby?
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Q. What does the != operator do in Ruby?
Q. What is the output of the expression: "10" * 3 in Ruby?
Q. What does the "splat" operator (*) do when used in method definitions in Ruby?
Q. What is the purpose of the include keyword in Ruby classes?
Q. What is the purpose of encapsulation in Ruby classes?
Q. What is the purpose of the extend keyword in Ruby?
Q. What does the '<<' operator do when used with arrays in Ruby?
Q. In Ruby, what does the `elsif` keyword allow you to do?
Q. What does the arity method return for a proc or lambda in Ruby?
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