Ruby MCQ Questions with answers and solutions Page 136

Mr. Dubey • 51.17K Points
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Q. What is memoization in Ruby?

(A) Evaluating code at runtime based on user input

(B) Creating anonymous functions that can be called later

(D) Caching the return value of a method for future invocations

Category: Ruby

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Q. What is the purpose of the instance_eval method in Ruby?

(A) Evaluating a block of code within the context of the current instance

(B) Dynamically defining methods on a specific instance

(D) Accessing the instance variables of a class from within a class method

Category: Ruby

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Q. What does the term "monkey patching" refer to in Ruby?

(A) Assigning custom methods to specific objects

(B) Modifying or extending existing classes or modules at runtime

(D) Assigning custom methods to specific objects

Category: Ruby

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Ruby MCQs with answers Page - 136

Q. What is memoization in Ruby?

Q. What is the purpose of the instance_eval method in Ruby?

Q. What does the term "monkey patching" refer to in Ruby?

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