What is the use of interpolation in ruby?

5

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Explain some of the looping structures available in ruby?

5

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What is the difference between a class and a module?

5

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What are the three levels of method access control for classes and what do they signify? What do they imply about the method?

5

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What are the different environment variables present in the ruby?

5

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Mention what is the difference between procs and blocks?

5

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Mention what is the command to create a migration?

5

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How to remove a file?

1065

---

How the values are ordered in an array?

1018

---

What type of headers have to be added in the mail function to attach a file?

893

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How to get the number of characters in a string?

978

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What are the different ways to login to a remote server? Explain the me, advantages and disadvantages?

1009

---

Is it more secure to use cookies to trfer session ids?

959

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Php says that an array is an ordered map. But how the values are ordered in an array?

1012

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How cookies are trported from browsers to servers?

970

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