Methods in Ruby MCQ question and answer with solution

1

What is the syntax for defining a method in Ruby?

A) def method_name B) method method_name C) function method_name D) define method_name

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Answer: Option A

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2

Which keyword is used to call a method in Ruby?

A) call B) method C) invoke D) none of the above

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Answer: Option D

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3

What does the return keyword do in Ruby methods?

A) Exits the method B) Continues the method C) Restarts the method D) None of the above

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Answer: Option A

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4

In Ruby, how do you define default parameter values for a method?

A) def method(param = value) B) def method(param: value) C) def method(param = default) D) def method(param => value)

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Answer: Option A

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5

What does the attr_reader method do in Ruby?

A) Defines a reader method for instance variables B) Defines a writer method for instance variables C) Defines both reader and writer methods for instance variables D) None of the above

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Answer: Option A

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6

Which of the following is a correct way to call a method with arguments in Ruby?

A) method_name(arguments) B) method_name.arguments C) MethodName(arguments) D) None of the above

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Answer: Option A

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7

What is the purpose of the splat operator (*) in Ruby method definitions?

A) To accept a variable number of arguments B) To multiply two numbers C) To access instance variables D) None of the above

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Answer: Option A

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8

In Ruby, what does the private keyword do when used in a class?

A) Restricts access to methods below it B) Allows access to methods below it C) Makes all methods public D) None of the above

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Answer: Option A

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9

In Ruby, what does the `yield` keyword do in a method?

A) Exits the method B) Calls the block passed to the method C) Raises an exception D) None of the above

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Answer: Option B

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10

What does the `super` keyword do when called inside a method in Ruby?

A) Calls the superclass method with the same name B) Calls the subclass method with the same name C) Calls the method again recursively D) None of the above

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Answer: Option A

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Methods in Ruby MCQ question and answer with solution | Ruby Programming MCQs