Tell me how can you declare a block in ruby?

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Tell us what is the difference between dynamic and static scaffolding?

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Tell us in ruby, it explains about the defined operator?

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Tell me can you call a private method outside a ruby class using its object?

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Please explain each of the following operators and how and when they should be used: ==, ===, eql?, Equal?

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Do you know when self.up and self.down method is used?

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Tell me what does ruby name refers to?

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

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Can you please explain what is the difference between string and symbol?

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Tell me the role of modules and mixins in ruby?

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Tell me what is the command to create a migration?

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Tell me what is the difference between active support's “hashwithindifferent” and ruby's “hash” ?

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Do you know about dig, float and max?

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Do you know how ruby looks up a method to invoke?

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As you know ruby provides four types of variables. List them and provide a brief explanation for each?

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