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Q. Which of the following is a valid variable name in Ruby?
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Q. It is possible to make array of booleans.
Q. What will the following expression evaluate to? true && false
Q. In Ruby, what is the purpose of method overloading?
Q. What is the purpose of the * quantifier in a regular expression in Ruby?
Q. Which of the following is true about optional parameters in Ruby methods?
Q. Which method in Ruby is used to add an element to the end of an array?
Q. Which command is used to check the details of a specific gem version in Ruby?
Q. Which of the method is used to returns the contents of the file line by line?
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