Answer / Aahuti Tyagi

In Ruby, everything is an object. An object is a basic unit of data that has a class associated with it and can respond to messages. For example, numbers, strings, arrays, and classes are all objects in Ruby.

How will you rename and delete a file in Ruby?

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Please explain the three levels of access control for ruby methods?

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What is the scope of a local variable in ruby?

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Is ruby a dying language?

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Write the command to get installed Ruby version in your system?

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what is the role of sub-directory app/controllers and app/helpers?

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What is the pattern matching operator in ruby?

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Difference between nil and false in ruby?

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Is ruby supports single inheritance/ multiple inheritance or both?

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

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Please explain the role of thread pooling in relation to the thread lifecycle in ruby?

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Are ruby strings are mutable?

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