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Ruby Interview Questions
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How ruby looks up a method to invoke?

 1

What is mvc and why do we use it?

 1

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

 1

How do you remove nil values in array using ruby?

 1

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

 1

What are blocks and procs?

 1

What is the difference between ruby 1.9 and ruby 2.0?

 1

Explain the types of variables available in ruby class?

 1

Explain the difference between a single quote and double quote?

 1

Can you call a private method outside a ruby class using its object?

 1

Explain the role of thread pooling in relation to the thread lifecycle in ruby?

 1

How symbol is different from variables?

 1

What is the difference between extend and include?

 1

Explain about the defined operator in ruby?

 1

How would you freeze an object in ruby? Can you provide a simple example?

 1

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Un-Answered Questions { Ruby }

Explain ampersand parameter (&block) in Ruby?

3

What are the different environment variables present in the ruby?

5

What is yield in ruby?

5

Explain Ruby exceptions?

5

Is ruby a dying language?

1




What must you do first before you can invoke an unboundmethod object?

5

Explain about environment variables present in ruby?

5

Explain about class libraries in ruby?

5

What are the operators available in ruby?

5

How do you remove nil values in array using ruby?

1

How will you rename and delete a file in Ruby?

5

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

1

How symbol is different from variables?

1

Mention what is the command to create a migration?

5

What are the data types in ruby?

5

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