Answer / Arun Kumar Yadav

A Symbol in Ruby is an object that represents an identifier (a string that starts with a colon and contains only alphanumeric characters, underscores, or colons). They are used as keys in hashes and for method names.

Explain how Symbol is different from variables?

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what is the Notation used for denoting class variables in Ruby?

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Explain about garbage collection feature of ruby?

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Tell me what is the difference between calling super and calling super()?

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Is ruby supports single inheritance/ multiple inheritance or both?

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

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how many ways you can create a concatenating string?

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Explain the difference in scope for these two variables: @@name and @name?

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Explain until loop in ruby.

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What are the data types in ruby?

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Explain ruby strings.

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Mention what is the difference between procs and blocks?

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